ADA - Na-thermometer - J-05 WH - 5 mm - Hanging thermometer

€14.99

Na-thermometer J-05 WH from ADA , this white thermometer offers readability and a design that perfectly complements a frameless aquarium like a cube garden. It can be easily attached to the edge of the aquarium without a suction cup . Maximum glass thickness: 5 mm .

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APOGEE - MQ-510 - PER Meter Full Marine Spectrum

€720.00

The Apogee MQ-510 is a full spectrum PAR meter. It provides an accurate and reliable measurement of the amount of light available to corals in your aquarium, which is vital for maintaining a healthy ecosystem. With features such as automatic calibration and temperature correction, the Apogee MQ-510 delivers accurate and consistent results every time. It is the perfect choice for those looking to optimize the growth and health of their aquarium corals.

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APOGEE - Protective case with convoluted foam - 28x23x8 cm

€53.50

Protective case designed to transport and store Apogee meters, sensors and accessories. Please note that this case does not fit the AM-320 Underwater Wand. It will fit an AM-310 telescopic wand, but this wand is not recommended for underwater use.

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APOGEE - Wand for Apogee submersible sensor

€109.99

This accessory includes a mounting device on the end of a 40 inch (102 cm) fiberglass segmented rod and is well suited for saltwater use. Wand unscrews into three sections for easy storage and transport. All radiation sensors are wand compatible, allowing the user to place the sensor in hard-to-reach areas such as aquariums and greenhouses.

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AQUA MEDIC - LED refractometer

€54.99 -€5.00 €49.99

The Aqua Medic LED Refractometer is a precision optical instrument for the exact determination of the amount of salt in saltwater aquariums . A few drops allow the determination of the salt concentration in a few seconds. It can be read either as absolute quantity of salt (salinity) in ‰, ppt or as density.

• -€5.00
• -€5.00
• Sold out

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AQUA MEDIC - mV Glass Electrode with BNC socket

€154.99

Quality Aqua Medic mV electrodes for accurate ORP measurements and long-term trouble-free operation. Glass electrode for high precision and long service life, for use in pipes or in nitrate reducer and limestone reactor.

The warranty for probes/electrodes is 6 months.

• 1 in stock

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AQUA MEDIC - mV monitor - Redox rate control

€159.99

mV monitor from Aqua Medic for accurate measurements of the redox potential level . Redox is the oxidation of water. The measurement range covers mV rates from -1.999 to +1.999.

• 1 in stock

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AQUA NOVA - Digital thermometer with suction cup

(1 review)

€5.99

Digital thermometer with suction cup to stick on the external panes of the aquarium. Battery included.

• 6 in stock

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AQUA NOVA - Hanging glass thermometer

(3 reviews)

€2.99

Glass thermometer to hang on the windows of the aquarium. Size L 18cm, diameter: 10.2mm. Max glass thickness: 8.2mm

• 1 in stock

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AQUA NOVA - Stick-on thermometer

€2.50

Thermometer to stick on the windows of the aquarium. Temperature range of 18 to 34 degrees

• 3 in stock

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AQUA NOVA - Thermometer with glass suction cup

(4 reviews)

€1.69

Glass thermometer with suction cup to stick inside the aquarium or decanter.

• 7 in stock

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AQUA NOVA - Yellow thermometer with glass suction cup

(1 review)

€1.99

Yellow glass thermometer with suction cup to stick inside the aquarium or decanter. Length 14cm.

• 16 in stock

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AQUA-MEDIC - 230 mV Standard solution - 60 ml

€7.20

Solution for calibrating electrodes.

• 4 in stock

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AQUA-MEDIC - 250 μS Standard solution - 60 ml

€7.20

Solution for calibrating electrodes.

• 4 in stock

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AQUA-MEDIC - 35 ppm calibration solution for...

(2 reviews)

€7.85

35 ppm calibration solution for refractometer.

• 2 in stock

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AQUA-MEDIC - 50 mS Standard solution - 60 ml

(2 reviews)

€7.20

Solution for calibrating electrodes.

• 6 in stock

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AQUA-MEDIC - Cleaning solution - 60 ml

€7.20

Solution for calibrating electrodes.

• 3 in stock

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AQUA-MEDIC - DensiMeter - Floating hydrometer

(4 reviews)

€31.99

Densimeter by Aqua Medic is a hydrometer intended for the measurement of density [g/ml] - Tp. 25/4°C in seawater aquariums.

• 3 in stock

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AQUA-MEDIC - DensiTower - Hydrometer cylinder

(2 reviews)

€16.99

Hydrometer cylinder with overflow for the exact measurement of density by means of a hydrometer

• 3 in stock

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AQUA-MEDIC - Heat Controller Duo II

(3 reviews)

€74.99

Heat Controller Duo II, is a measuring and adjustment device used to adjust conventional heating or that under the floor . The accuracy of the measurement is within 0.1 ºC. The value can be adjusted in steps of 1 ºC in the range of 0 – 50 ºC and can be adjusted to the nearest degree.

• 2 in stock

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AQUA-MEDIC - KCL solution for pH + mV electrodes - 60 ml

€7.20

Solution for calibrating electrodes.

• 1 in stock

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AQUA-MEDIC - pH 4 Standard solution - 60 ml

(3 reviews)

€8.99

Solution for calibrating electrodes.

• 2 in stock

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AQUA-MEDIC - pH 7 Standard solution - 60 ml

(3 reviews)

€8.99

Solution for calibrating electrodes.

• 3 in stock

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AQUA-MEDIC - pH 9 Standard solution - 60 ml

(1 review)

€8.99

Solution for calibrating electrodes.

• 2 in stock

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AQUA-MEDIC - pH monitor - pH meters for aquariums

(2 reviews)

€114.99 -5% €109.24

The pH monitor is a precision instrument for permanent control of the pH level in aquariums. The LED screen continuously displays the current pH level of the aquarium water. The measurement range covers pH levels from 0.00 to 14.00.

• -5%
• -5%
• 3 in stock

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AQUA-MEDIC - Salimeter - Floating hydrometer

(13 reviews)

€8.99

Salimeter from Aqua Medic is used for the simple determination of the salt concentration in saltwater aquariums . In saltwater aquariums the specific gravity should be between 1.022 and 1.025.

• Sold out

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AQUA-MEDIC - T controller twin 2.0

(13 reviews)

€59.99

The T Controller Twin 2.0 is the ideal tool for maintaining the temperature in your aquarium. This digital temperature controller is designed to manage heating and cooling units simultaneously , ensuring a stable and optimal environment for your fish and corals. Thanks to its precision of 0.1°C , it allows fine adjustment of the temperature, covering a range of 16 to 40°C . With high switching power and a seawater-resistant temperature probe, this device is as robust as it is efficient. The clear, easy-to-read LCD screen informs you in real time of the thermal conditions of your aquarium.

• Sold out

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AQUA-MEDIC - T controller twin 2.0 PRO

(2 reviews)

€74.99

The T Controller Twin 2.0 PRO is the ideal tool for maintaining the temperature in your aquarium. This digital temperature controller is designed to manage heating and cooling units simultaneously , ensuring a stable and optimal environment for your fish and corals. Thanks to its precision of 0.1°C , it allows fine adjustment of the temperature, covering a range of 4 to 40°C . With high switching power and a seawater-resistant temperature sensor, this device is as robust as it is efficient. The clear, easy-to-read LCD screen informs you in real time of the thermal conditions of your aquarium.

• 3 in stock

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AQUA-MEDIC - T-Meter - Underwater digital thermometer

(2 reviews)

€8.99

Immersible digital thermometer by Aqua Medic for mounting on the inside wall of the aquarium . Supplied with suction cup and battery…

• 7 in stock

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AQUA-MEDIC - T-Meter Twin - External thermometer for...

(4 reviews)

€13.99

T-Meter Twin from Aqua Medic is an external aquarium thermometer .

• 10 in stock

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AQUAEL - Thermometer Link - Electronic thermometer...

(1 review)

€36.99

Aquael Thermometer Link is the first electronic thermometer controlled by an Aquael Aqu@rium mobile application . The thermometer is designed for freshwater aquariums, saltwater aquariums and terrariums.

• 1 in stock

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AQUAFOREST - AF Reference solution - 250 ml -...

€10.99

AQUAFOREST - AF Reference solution - 250 ml - the reliable standard solution for verifying your measurements

With AQUAFOREST AF Reference solution 250 ml , Zoanthus offers a multi-parameter calibration solution designed for easy verification of the reliability of drop tests and measuring devices. This convenient format allows you to compare results to precise reference values, so you can immediately determine if a measurement is accurate or if equipment is starting to drift. This is a real advantage for avoiding misinterpretations and working with greater confidence in marine aquariums. This solution helps control salinity, KH, calcium, magnesium, potassium, and strontium . It quickly becomes indispensable for anyone who wants consistent, reliable, and usable readings before making any parameter adjustments.

• Allows for quick verification of the accuracy of KH, Ca, Mg, K and Sr tests.
• Helps to distinguish a true water imbalance from a faulty measuring device.
• Provides a reliable reference for calibrating, controlling and securing tank monitoring.

• New
• 1 in stock

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AQUAFOREST - AF Starter Pack - Saltwater aquarium starter...

(1 review)

€128.99

AF Starter Pack is a set of products intended for starting a marine aquarium . The products have been selected to allow the carefree launch of a marine aquarium. The salt included in the kit makes it possible to make 250 liters of seawater. The rest of the products will be used to install a rapid biological balance in the tank. With the products in the AF Starter Pack, you will significantly reduce the aquarium's maturation time.

• 1 in stock

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AQUAFOREST - ICP test 5+1 - ICP-OES test bottle

€149.99

ICP test 5+1 from Aquaforest is a multipack of ICP-OES test vials and codes allowing you to test your water for 6 times .

• 1 in stock

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AQUAFOREST - TestPro Calcium - For calcium concentration

€14.99

AQUAFOREST TestPro Calcium enables the concentration of calcium in a saltwater aquarium to be measured quickly and with great precision . The ideal calcium concentration for a well-functioning saltwater aquarium is 400-450 mg/l (ppm) . This kit allows approximately 55 to 65 tests to be carried out in concentration rates between 400 and 450 mg/l (ppm).

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AQUAFOREST - TestPro KH/Alkalinity

(1 review)

€9.99

AQUAFOREST TestPro Alkalinity allows the concentration of carbonate hardness (dKH) and alkalinity (meq/L) to be measured quickly and reliably in a saltwater aquarium . This kit makes it possible to perform approximately 78 to 100 tests in concentration rates between 6.5-8 dKH.

• 3 in stock

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AQUAFOREST - TestPro Magnesium

€14.99

AQUAFOREST TestPro Magnesium enables the concentration of magnesium in a saltwater aquarium to be measured quickly and reliably . The ideal magnesium concentration rate for the proper functioning of a saltwater aquarium is 1260-1500 mg/l (ppm) . This kit allows approximately 55 to 60 tests to be carried out.

• 1 in stock

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AQUAFOREST - TestPro Nitrate - Analysis of nitrates in...

(2 reviews)

€17.99

AF Nitrate TestPro is designed for rapid measurement of nitrates in a marine aquarium. Dissolving food and plants produce nitrates. High nitrate concentration leads to unwanted algae growth . The nitrate level in a reef aquarium should be between 2-5 mg/l.

• 1 in stock

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AQUAFOREST - Testpro pack - x3 - Test for Ca, KH and Mg

(1 review)

€36.99

Testpro pack from Aquaforest is a kit of 3 tests, to determine the most important parameters such as Ca, KH, Mg .

• Sold out

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AQUAFOREST - TestPro Phosphate - Analysis of phosphates...

(1 review)

€17.99

AF Phosphate TestPro is designed for rapid measurement of phosphate ions in marine aquarium water . Phosphates are an accelerator for the growth of unwanted algae, so it is very important to constantly monitor their levels in marine aquaria.

• 1 in stock

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AQUARIUM SYSTEMS - Hydrometer Sea Test TK505

(2 reviews)

€19.99

The Aquarium Systems hydrometer allows you to accurately measure the density of seawater at a lower cost.

• 5 in stock

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AQUARIUM SYSTEMS - Seatest Ca - 40 tests - Calcium level

€15.99

AQUARIUM SYSTEMS - SeaTest CA 40 tests: Measure calcium easily and accurately

The SeaTest CA from Aquarium Systems allows you to easily and reliably monitor the calcium levels in your aquarium. With its 40 comprehensive tests , it offers a practical solution for monitoring the health of your corals and invertebrates, promoting optimal growth and vibrant colors . The kit includes two components: a liquid solution and a powder, guaranteeing accurate results with every test. It is quick and intuitive to use, even for beginner aquarists. With SeaTest CA , keep a close eye on your water's calcium levels and ensure a stable and healthy environment for all your marine inhabitants.

• Allows for accurate calcium measurement to maintain a healthy and balanced aquarium.
• Complete kit of 40 easy-to-use tests, suitable for beginners and experts alike.
• Helps support coral growth and the vitality of marine invertebrates.

• 2 in stock

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AQUARIUM SYSTEMS - Seatest GH

€14.99

Aquarium Systems SeaTest GH accurately measures total hardness in freshwater aquariums and ponds.

• Sold out

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AQUARIUM SYSTEMS - Seatest KH - 100 tests - KH rate

€12.99

Seatest KH from Aquarium Systems is a box for performing 100 tests for the KH content in a seawater aquarium . Bicarbonate (KH) has a stabilizing effect on pH changes in water. At the end of the biological process, the KH and pH of the water will change over time.

• 3 in stock

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AQUARIUM SYSTEMS - Seatest Mg - 40 tests - Magnesium rate

€19.99

Seatest Mg from Aquarium Systems is a box of 40 tests to analyze your magnesium level in your marine aquarium . Magnesium Mg is the third most important element in the composition of seawater and is essential for many biological processes , including photosynthesis and cell division.

• 2 in stock

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AQUARIUM SYSTEMS - Seatest NH4

€18.99

Seatest NH4 allows you to accurately measure the NH4 ammonia value of your seawater. Allows you to perform around 20 tests.

• Sold out

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AQUARIUM SYSTEMS - Seatest NO3 - 40 tests - Nitrate level

€15.99

Seatest NO3 from Aquarium Systems is a box for carrying out approximately 40 tests to analyze the nitrate level in freshwater and seawater aquariums .

• 2 in stock

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AQUARIUM SYSTEMS - Seatest PO4 - 40 tests - Phosphate level

€15.99

Seatest PO4 from Aquarium Systems is a box of 40 tests for the phosphate content in your freshwater and saltwater aquarium . PO4 phosphate is a residue from the decomposition of organic matter such as uneaten food, fish excrement… It has the ability to cause algae growth.

• Sold out

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AQUAVIE - Electronic Conductivity Meter

€14.99

AQUAVIE - Electronic conductivity meter with instant color display

The AQUAVIE electronic conductivity meter is a practical tool for quickly monitoring aquarium water quality and checking the effectiveness of a reverse osmosis system. Compact, easy to use, and designed for regular use, it measures the amount of dissolved compounds in the water in ppm and µS/cm , while also displaying the temperature in °C and °F . Its real strength lies in its color-changing display , which allows you to see at a glance if the reverse osmosis water is properly purified. When the display turns green , the measurement is below 25 ppm. When it turns red , it indicates that the water is not pure enough and that the filtration system needs to be checked.

• Allows you to check the actual quality of the reverse osmosis water in a few seconds.
• Very practical color display for immediate and unhesitating reading.
• It also measures dissolved solids and temperature with a single device.

• 1 in stock

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AQUAVIE - Thermo Densimeter with test tube

€33.99

AQUAVIE - Thermo Densimeter with test tube: Precision & Simplicity

The AQUAVIE Thermo Densimeter is the essential ally for all marine aquarium enthusiasts. Thanks to its formidable precision and its integrated thermometer , it allows you to monitor the salinity and temperature of your aquarium with ease. Made of high-quality glass, it guarantees a reliable and clear reading of the parameters essential to the health of your corals and fish. Easy to use, it comes with a stable test tube for practical use with each measurement. Whether you are a beginner or an expert, this tool will quickly become a reflex for maintaining a healthy and balanced marine environment .

• Accurate reading of salinity and temperature in 1 minute
• Built-in thermometer with automatic correction to 25°C
• Stable test tube and glass design for high durability

• 2 in stock

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ATI - ICP-MS Ultimate - Laboratory Water Analysis

€41.99

ICP-MS Ultimate Seawater Analysis is a combined ICP-OES and ICP-MS analysis for aquarium hobbyists and professionals. With precise measurements from major to ultra-trace elements , ATI ICP-MS Ultimate Laboratory Analysis achieves unmatched accuracy.

• 7 in stock

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ATI - ICP-MS Ultimate x3 - Laboratory water analysis

€114.99

Set of three ICP-MS Ultimate analyses.

ICP-MS Ultimate Seawater Analysis is a combined ICP-OES and ICP-MS analysis for aquarium hobbyists and professionals. With precise measurements from major to ultra-trace elements , ATI ICP-MS Ultimate Laboratory Analysis achieves unmatched accuracy.

• 6 in stock

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ATI Labs - ICP-OES Pro Water Analysis

(39 reviews)

€39.99 -7.5% €36.99

The ICP-OES seawater analysis system is a precise and economical analysis for both amateur and professional aquarists. It allows for the monitoring of over 50 water parameters (macro and trace elements) in your aquarium.

This PRO kit allows the analysis of aquarium water with nitrates, fluoride, kH and reverse osmosis water.

• -7.5%
• -7.5%
• 17 in stock

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ATI Labs - ICP-OES Pro Water Analysis - x3

(9 reviews)

€109.99 -9.09% €99.99

Pack of 3 ICP-OES seawater analysis kits. Precise and economical analysis for amateur and professional aquarists. It allows you to monitor more than 50 water parameters (macro and trace elements) in your aquarium.

This PRO kit allows the analysis of aquarium water with nitrates, fluoride, kH and reverse osmosis water.

• -9.09%
• -9.09%
• 1 in stock

I buy available

ATI Labs - ICP-OES Standard Water Analysis

€24.50

ICP-OES seawater analysis is an accurate and economical analysis for hobbyists and professionals in the aquarium industry. It allows the control of more than 25 water parameters (macro and trace elements) of your aquarium.

This Basic kit allows the analysis of aquarium water only (WITHOUT nitrates, fluoride, kH and osmosis water).

• 23 in stock

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ATI Labs - Standard ICP-OES Water Analysis - x3

(1 review)

€66.99

Pack of 3 ICP-OES seawater analysis kits. Precise and economical analysis for amateur and professional aquarists. It allows you to monitor more than 45 water parameters (macro and trace elements) in your aquarium.

This standard kit allows for the analysis of aquarium water only (WITHOUT nitrates, fluoride, kH and reverse osmosis water).

• 2 in stock

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AUTO AQUA - Digital Inline TDS - Titanium One - Manual...

(1 review)

€29.99

Titanium One from Auto Aqua is a small online TDS meter , allows you to measure and monitor dissolved solids (TDS) levels at selected locations (usually the inlet or outlet of a reverse osmosis system) very easily and accurately . For example, you can quickly check whether the quality of the water coming out of the osmosis system is pure.

• 1 in stock

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AUTO AQUA - Digital Inline TDS Titanium S1 - TDS meter...

(1 review)

€29.99

Titanium S1 is a TDS meter with 1 titanium probe , which makes it possible to measure, control very simply and precisely the rate of dissolved solids (TDS) at a place of your choice, generally at the entrance or at the exit of an osmosis unit. It allows, for example, to immediately see whether the quality of the water leaving an osmosis unit is pure or not. It can be calibrated regularly to get accurate results. Its magnetic rear face facilitates its installation on the metal frame of an osmosis unit.

• 3 in stock

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AUTO AQUA - Digital Inline TDS Titanium S2 - TDS meter...

(3 reviews)

€39.99

Titanium S2 is a TDS meter with 2 titanium probes , which makes it possible to measure, to control very simply and with precision the level of dissolved solids (TDS) at two places of your choice, in general at the entrance or at the exit of an osmosis unit. It allows, for example, to immediately see whether the quality of the water leaving an osmosis unit is pure or not. It can be calibrated regularly to get accurate results. Its magnetic rear face facilitates its installation on the metal frame of an osmosis unit.

• 2 in stock

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AUTO AQUA - Digital Inline TDS Titanium S3 - TDS meter...

(2 reviews)

€49.99

Titanium S3 is a TDS meter with 3 titanium probes , which makes it possible to measure, to control very simply and with precision the level of dissolved solids (TDS) at three places of your choice, in general at the entrance or at the exit of an osmosis unit. It allows, for example, to immediately see whether the quality of the water leaving an osmosis unit is pure or not. It can be calibrated regularly to get accurate results. Its magnetic rear face facilitates its installation on the metal frame of an osmosis unit.

• 2 in stock

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Auto Aqua - Smart Stir - Automatic Stirrer

(3 reviews)

€29.99

Smart Stir by Auto Aqua is an automatic stirrer that allows precise colorimetric analyzes of water.

• Sold out

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COLOMBO - Ca- Calcium test - basis - 40 tests

€13.99

COLOMBO - Ca-Calcium Test Basis - 40 tests, reliable measurement of calcium in seawater

The COLOMBO Ca-Calcium Test Basis is a drop test designed to accurately measure calcium levels in saltwater aquariums . Practical, comprehensive, and easy to use, it allows you to monitor a key parameter for tank balance with a clear and progressive reading. This titration test comes with the necessary test tubes, accessories, and reagents to perform the analyses under optimal conditions. Depending on the tank's consumption and the measured values, its contents allow for approximately 40 tests on average. It's a reliable solution for maintaining regular water quality control, with a precise and reassuring method perfectly suited to aquarists who want a clean and hassle-free approach to monitoring.

• Precise calcium measurement for easy monitoring of the balance of a marine aquarium.
• Complete test with accessories included, convenient for regular home checks.
• Reliable titration reading with approximately 40 analyses per kit.

• New
• 3 in stock

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COLOMBO - Fe- Iron test - Color 3 - 40 tests

€12.99

COLOMBO - Fe-Iron Test Colour 3 - 40 tests, precise measurement of iron in marine aquariums

The COLOMBO Fe-Iron Test Colour 3 is a drop test designed to accurately measure iron levels in seawater . Easy to use, it allows you to monitor this sensitive parameter with a clear reading thanks to its included color scale . This complete kit contains the test tubes, accessories, and reagents needed to perform the tests simply, without complicated equipment. Its measuring range of 0.05 to 0.75 mg/l makes it particularly practical for monitoring iron variations in marine aquariums. With enough contents for 40 tests , it offers an excellent balance between accuracy, simplicity, and longevity. It's a reliable choice for maintaining regular and accurate water quality monitoring.

• Accurately measures iron in seawater between 0.05 and 0.75 mg/l.
• Simple colorimetric reading with included accessories for easy analysis.
• Convenient format allowing up to 40 regular checks of the marine tank.

• New
• 2 in stock

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COLOMBO - Iodine test - Color 1 - 40 tests

(1 review)

€11.99

COLOMBO - Iodine Test Colour 1 - 40 tests, precise iodine measurement for coral coloration

The COLOMBO Iodine Test Colour 1 is a drop test designed to accurately measure iodine levels in marine aquariums . Easy to use, it allows you to monitor this essential trace element, crucial for maintaining the health of your reef tank and supporting the pinkish hues of many corals . This Colour 1 test isn't limited to iodine; it also monitors other important halogens such as bromine and fluorine , often associated with the intensity and stability of certain colors. With a measuring range of 0 to 0.1 mg/l and a format containing 40 tests , it offers a reliable, practical, and reassuring solution for regularly monitoring trace elements in your aquarium.

• Accurately measure iodine to better monitor the balance of marine trace elements.
• Helps monitor parameters related to the pinkish hues of corals.
• Simple colorimetric reading with 40 analyses for regular monitoring.

• 4 in stock

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COLOMBO - K - Potassium test - Color 2- 40 tests

€23.99

COLOMBO - K Potassium Test Colour 2 - 40 tests, precise measurement of potassium in marine aquariums

The COLOMBO K Potassium Test Colour 2 is a drop test designed to accurately measure potassium levels in seawater . Ideal for aquarists who want reliable monitoring without complicated procedures, it offers a clear titration method with color-change readings. The kit contains the necessary reagents, syringes, test tubes, and accessories to perform the tests under optimal conditions, with enough material for up to 40 tests . Its step-by-step procedure ensures a reliable potassium reading, an important element in monitoring a reef aquarium. It's a complete, practical, and reassuring test for maintaining a precise understanding of your tank's water parameters over time.

• Accurately measures potassium through a simple and progressive titration.
• Complete kit with syringes and accessories for up to 40 analyses.
• Reliable reading by color change from yellow to blue.

• New
• 3 in stock

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COLOMBO - KH test - start - 40 tests

€8.99

COLOMBO - KH Test Start - 40 tests, precise KH measurement in marine aquariums

The COLOMBO KH Test Start is a drop test designed to accurately measure KH in saltwater , a key parameter for monitoring aquarium stability. Thanks to its titration method , it offers a reliable and progressive reading that is easy to interpret on a daily basis. The kit includes the test tubes, accessories, and reagents needed to get started immediately, with enough contents for up to 40 tests . Its protocol remains simple, while still allowing for thorough monitoring of carbonate hardness. For aquarists who want to keep a regular eye on the balance of their marine aquarium, this COLOMBO test perfectly combines accuracy, ease of use, and consistent measurements .

• Accurately measures KH using a simple and reliable titration method.
• Complete kit with accessories included to perform up to 40 marine analyses.
• Easy-to-follow progressive reading to monitor the stability of the tray.

• New
• 5 in stock

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COLOMBO - Marine Testlab KH-CA-MG-NO3-PO4

€58.99

COLOMBO - Marine Testlab KH-CA-MG-NO3-PO4, the complete kit for monitoring essential parameters

The COLOMBO Marine Testlab KH-CA-MG-NO3-PO4 combines the most useful tests for marine aquariums in a single case. Designed for clear, precise, and practical monitoring, this kit allows you to measure KH, calcium, magnesium, nitrates, and phosphates —the parameters most closely monitored in a reef or fish-only tank. Each test comes with the necessary accessories and easy-to-follow visual instructions , all housed in a rigid case that perfectly protects and organizes the equipment. With 40 possible tests per parameter , this comprehensive solution allows for thorough water monitoring, rapid detection of imbalances, and much more convenient adjustments to tank maintenance.

• Includes five essential tests for comprehensive monitoring of the marine aquarium.
• Practical rigid case for storing, protecting and easily using each test.
• Allows up to 40 analyses per parameter for long-term monitoring.

• New
• 1 in stock

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COLOMBO - Mg - Magnesium Test - Basis - 40 tests

(1 review)

€12.99

COLOMBO - Mg Magnesium Test Base - 40 tests, reliable measurement of magnesium in marine aquariums

The COLOMBO Mg Magnesium Test Basis is a drop test designed to accurately measure magnesium levels in seawater . Easy to use and reliable over time, it allows you to monitor a parameter essential for maintaining a healthy reef aquarium. Magnesium plays a major role in maintaining the correct calcium concentration and stable carbonate hardness . When levels are too low, the entire aquarium's balance can become more difficult to maintain. This test therefore helps provide a clear reading of a key aspect of water chemistry. With a format designed for 40 tests , it offers regular, convenient, and reassuring monitoring for aquarists who want serious control without unnecessary complexity.

• Accurately measures magnesium to stabilize calcium and KH in marine aquariums.
• Simple test to use with reliable readings for regular monitoring of the tank.
• Convenient format of 40 analyses for sustainable water monitoring.

• 3 in stock

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COLOMBO - NH3- Ammonia test - start- 40 tests

€10.99

COLOMBO - NH3 - Ammonia Test Start - 40 tests, precise ammonia control

The COLOMBO NH3- Ammonia Test Start is an invaluable tool for quickly monitoring the presence of ammonia in seawater. This drop test allows for precise measurement from 0 to 5 mg/l , with easy reading thanks to its included colorimetric scale . Designed for everyday convenience, it comes with the necessary test tubes and accessories to facilitate each test. Its format allows for up to 40 analyses , making it a reliable solution for monitoring the evolution of your aquarium, especially during setup, after maintenance, or if you have any doubts about water quality. An essential tool for keeping a close eye on this sensitive parameter and reacting promptly.

• Allows for precise measurement of ammonia in seawater from 0 to 5 mg/l.
• Economical format with included materials to perform up to 40 complete checks.
• Simple visual reading, ideal for monitoring the balance of the tank without complication.

• New
• 3 in stock

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COLOMBO - No2 - Nitrite test - start - 40 tests

€7.99

COLOMBO - NO2 Nitrite Test Start - 40 tests, precise nitrite control in marine aquariums

The COLOMBO NO2 Nitrite Test Start is a drop test designed to accurately measure nitrite levels in seawater . Simple to use, it allows for quick monitoring of this sensitive parameter thanks to a clear colorimetric reading and a short procedure. The kit includes the test tubes, accessories, and reagents needed to perform the tests easily, without complex equipment. Its measuring range of 0 to 2 mg/l is ideal for monitoring a marine aquarium, especially when starting a tank or after a change in the biological balance. With enough contents for 40 tests , it offers a practical, reliable, and long-lasting solution for keeping a close eye on water quality.

• Accurately measures nitrites in seawater from 0 to 2 mg/l.
• Simple color chart reading with just a few quick steps to follow.
• Complete kit allowing up to 40 regular checks of the marine tank.

• New
• 3 in stock

I buy available

COLOMBO - No3 - Nitrate test - algae - 40 tests

€10.99

COLOMBO - NO3 Nitrate Test Algae - 40 tests, precise measurement of nitrates in marine aquariums

The COLOMBO NO3 Nitrate Test Algae is a drop test designed to accurately measure nitrate levels in saltwater aquariums . It allows for easy monitoring of this key aquarium parameter thanks to a clear colorimetric reading and a simple procedure. The kit includes test tubes, reagents, and accessories needed to perform the tests under optimal conditions, with enough contents for up to 40 tests . Its standard measuring range of 0 to 4 mg/l is perfectly suited for monitoring a reef aquarium, with the option to extend the measurement range by dilution if necessary. Practical, reliable, and well-designed, this test helps maintain regular control over water balance.

• Accurately measures nitrates in seawater over a range of 0 to 4 mg/l.
• Allows the measurement range to be easily extended by dilution with reverse osmosis water.
• Complete kit with accessories included for up to 40 regular analyses.

• New
• 4 in stock

I buy available

COLOMBO - Ph test - start - 40 tests

€7.99

COLOMBO - pH Test Start - 40 tests, precise pH control in marine aquariums

The COLOMBO pH Test Start is a drop test kit designed for the precise measurement of pH in saltwater aquariums . Easy to use, it allows for the quick verification of a key parameter for maintaining a healthy aquarium balance, thanks to a simple and clear colorimetric reading . The kit includes the test tubes, accessories, and reagents needed to perform the tests without complicated equipment. Its pH measurement range of 7.6 to 8.6 perfectly meets the needs of marine aquarium maintenance, with enough product for up to 40 tests . Practical, reliable, and user-friendly, this test kit easily integrates into a regular maintenance routine to keep a close eye on water quality.

• Accurately measures the pH in seawater on a beach suitable for marine use.
• Simple color chart reading for quick daily bin checks.
• Complete kit with accessories included for up to 40 easy analyses.

• New
• 2 in stock

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COLOMBO - PO4 - Phosphate test - Algae - 40 tests

(1 review)

€12.99

COLOMBO - PO4 Phosphate Test Algae - 40 tests, precise measurement of phosphates in marine aquariums

The COLOMBO PO4 Phosphate Test Algae is a drop test designed to accurately measure phosphate levels in seawater . Easy to use, it helps monitor a key parameter for maintaining a healthy reef aquarium, with a clear colorimetric reading and quick handling. Its measuring range of 0.03 to 0.8 mg/l allows for the effective detection of phosphate fluctuations before they become problematic. In marine aquariums, excess PO4 can promote unwanted algae growth and make it difficult to maintain healthy conditions for corals. With a pack containing 40 tests , this COLOMBO kit offers a reliable, convenient, and long-lasting solution for regularly monitoring water quality.

• Accurately measure phosphates to better monitor the balance of the reef tank.
• Helps prevent algae blooms caused by excess nutrients.
• Simple color-coded reading with up to 40 analyses per set.

• 4 in stock

I buy available

COLOMBO - SiO2 - Silicate test - Algea - 40 tests

€11.99

COLOMBO - SiO2 Silicate Test Algea - 40 tests, precise measurement of silicates in marine aquariums

The COLOMBO SiO2 Silicate Test Algea is a drop test designed to accurately measure silicate levels in seawater . Easy to use, it allows you to monitor a sensitive parameter often observed in marine aquariums, with a clear colorimetric reading and a simple method to reproduce. Its measuring range of 0 to 4 mg/l is ideal for regular tank monitoring, especially when it's necessary to keep an eye on elements that can contribute to imbalances. The kit includes the test tubes, reagents, and accessories needed for clean operation, with enough contents for up to 40 tests . It's a practical, reliable, and well-designed solution for more precise marine water monitoring.

• Accurately measures silicates in seawater over a range of 0 to 4 mg/l.
• Simple color chart reading with accessories included for regular monitoring.
• Complete kit allowing up to 40 practical analyses in a marine aquarium.

• New
• 3 in stock

I buy available

copy of ATI Labs - ICP-OES Basic Water Analysis

€43.99

Ultra-precise seawater analysis for a perfectly healthy aquarium

Want a balanced and thriving marine aquarium? Tropic Marin - ICP-OES Plus Analysis + Reverse Osmosis Water is the ideal solution to control the quality of your water with scientific precision. This laboratory analysis, carried out by experts using ICP-OES technology, accurately detects and measures the chemical elements of your seawater and reverse osmosis water. You receive a detailed report online, with personalized recommendations to correct any imbalances. Ideal for aquarists concerned about the health of their reef, this kit is easy to use and allows you to follow the evolution of your aquarium on the lab.tropic-marin.com website.

• Analysis of more than 35 chemical elements for maximum precision + osmosis water
• Detailed report and personalized recommendations
• Track the progress of your aquarium on an online platform

• 2 in stock

I buy available

DENNERLE - Nano Therm - Mini Aquarium Thermometer

€5.99

DENNERLE - Nano Therm is a mini thermometer, designed for aquariums, stands out for its small size while maintaining precision and ease of reading . It will ensure a perfectly controlled environment for your fish and aquatic plants. Compact and efficient, the Nano Therm fits effortlessly into your aquarium thanks to its convenient suction cup, while providing reliable and precise temperature measurements.

• On sale!
• 22 in stock

I buy available

DUPLA - Electrode cleaning solution - 100 ml

€15.99

100ml cleaning solution for all devices with pH electrodes.

• Sold out

I buy unavailable

DUPLA - pH 4 calibration solution - 100 ml

€7.99

Precise pH 4 calibration solution for calibrating measuring devices such as pH meters.

• 1 in stock

I buy available

DUPLA - pH 7 calibration solution - 100 ml

€7.99

Accurate pH 7 calibration solution for calibrating measuring devices such as pH meters.

• 2 in stock

I buy available

FAUNA MARIN - AquaHomeTest K - Potassium test for marine...

€38.99 -€3.00 €35.99

AquaHomeTest K from Fauna Marin makes it possible to determine very precisely the potassium (k) level of seawater.

• -€3.00
• -€3.00
• Sold out

I buy unavailable

FAUNA MARIN - AquaHomeTest K - Reagent Refill

€24.99

Fauna Marin AquaHomeTest K water test reagent refill .

• 1 in stock

I buy available

FAUNA MARIN - AquaHomeTest KH - Alkalinity test for...

€23.99 -€3.00 €20.99

AquaHomeTest KH from Fauna Marin makes it possible to very precisely determine the carbonate hardness (kh) of seawater with an accuracy of 0.1° dH by titration. The easily recognizable color change is from turquoise blue to pink. Allows 50 measurements to be taken.

• -€3.00
• -€3.00
• Sold out

I buy unavailable

FAUNA MARIN - AquaHomeTest KH - Reagent Refill

€12.99 -€1.00 €11.99

Fauna Marin AquaHomeTest KH water test reagent refill . Allows 50 measurements to be taken.

• -€1.00
• -€1.00
• 1 in stock

I buy available

FAUNA MARIN - AquaHomeTest NO2 + NO3 - Nitrite and...

€39.99 -€4.00 €35.99

Fauna Marin 's AquaHomeTest NO2 + NO3 allows nitrite (NO2) and nitrate (NO3) determination of seawater in the low concentration range very precisely with clear color recognition. Allows 50 measurements to be taken.

• -€4.00
• -€4.00
• Sold out

I buy unavailable

FAUNA MARIN - AquaHomeTest NO2 + NO3 - Reagent Refill

(1 review)

€18.99 -€3.00 €15.99

Fauna Marin AquaHomeTest NO2 + NO3 water test reagent refill . Allows 50 measurements to be taken.

• -€3.00
• -€3.00
• Sold out

I buy available

FAUNA MARIN - AquaHomeTest PO4 - Phosphate test for...

€35.99 -€3.00 €32.99

Fauna Marin 's AquaHomeTest PO4 can very accurately determine the level of phosphate (PO4) in seawater in the low concentration range between 0.01 and 1 mg/l with clear color recognition. Allows 50 measurements to be taken.

• -€3.00
• -€3.00
• Sold out

I buy unavailable

FAUNA MARIN - AquaHomeTest PO4 - Reagent Refill

€12.99 -€1.00 €11.99

Fauna Marin AquaHomeTest PO4 water test reagent refill . Allows 50 measurements to be taken.

• -€1.00
• -€1.00
• Sold out

I buy unavailable

FAUNA MARIN - ICP analysis - Analysis of sea water in the...

(13 reviews)

€24.99 -€3.00 €21.99

Simple, fast and precise , the ICP analysis of Fauna marin will allow you to know with precision the value of the main macro-elements and trace elements of the water of your marine aquarium.

• -€3.00
• -€3.00
• 11 in stock

I buy available

FAUNA MARIN - ICP analysis - Set of 3 tests - Analysis of...

€67.99 -€1.00 €66.99

ICP Analysis Set 3 Fauna Marin tests , simple, fast and precise , the ICP analysis of Fauna marin will allow you to know with precision the value of the main macro-elements and trace elements of the water of your marine aquarium.

• -€1.00
• -€1.00
• 3 in stock

I buy available

FAUNA MARIN - ICP analysis - Set of 6 tests - Analysis of...

€124.99

ICP Analysis Set 6 Fauna Marin tests , simple, fast and precise , the ICP analysis of Fauna marin will allow you to know with precision the value of the main macro-elements and trace elements of the water of your marine aquarium.

• 1 in stock

I buy available

FAUNA MARIN - ICP Osmosis Test - Osmosis water test in...

(2 reviews)

€13.99

The Fauna Marin Osmose test kit allows an analysis to be carried out in the Fauna Marin laboratory. Simple, fast and efficient, it offers you precise analysis of reverse osmosis water , essential for marine life. Thanks to its advanced technology, this test guarantees flawless measurement of nutrients and trace elements, ensuring the perfect purity of your water. A must-have for all aquarium enthusiasts!

• Fast and reliable analysis of key parameters.
• Complete kit for a professional experience.
• Precise measurement, thanks to ICP technology.

• 4 in stock

I buy available

FAUNA MARIN - Multi Reference 100ml - Multi-parameter...

(1 review)

€13.99 -€1.00 €12.99

With this standard solution, it is possible to test your various water tests under real conditions.

• -€1.00
• -€1.00
• 2 in stock

I buy available

FAUNA MARIN - Reef ICP Test Total - Full Lab Test

(13 reviews)

€38.99 -€1.00 €37.99

Fauna Marin 's Reef ICP Test Total provides a quick, accurate and easy overview of over 90 water values in reef aquariums. From macro elements to trace elements and pollutants, you get a complete overview with corresponding dosage and action recommendations . This analysis will also give you: Salinity, relationship values, nitrates, nitrites, phosphates, fluorine and alkalinity.

An RO water test is also included in the Reef ICP TOTAL TEST SET.

• -€1.00
• -€1.00
• 7 in stock

I buy available

FAUNA MARIN - Reef ICP Test Total - Set 3 tests -...

(5 reviews)

€107.99 -€8.00 €99.99

Fauna Marin 's Reef ICP Test Total 3-test set provides a quick, accurate and easy overview of over 90 water values in reef aquariums. From macro elements to trace elements and pollutants, you get a complete overview with corresponding dosage and action recommendations . This analysis will also give you: Salinity, relationship values, nitrates, nitrites, phosphates, fluorine and alkalinity.

An RO water test is also included in the Reef ICP TOTAL TEST SET.

• -€8.00
• -€8.00
• 2 in stock

I buy available

FAUNA MARIN - Reef ICP Test Total - Set 6 tests -...

€199.99 -€1.00 €198.99

Fauna Marin 's Reef ICP Test Total 6-test set provides a quick, accurate and easy overview of over 90 water values in reef aquariums. From macro elements to trace elements and pollutants, you get a complete overview with corresponding dosage and action recommendations . This analysis will also give you: Salinity, relationship values, nitrates, nitrites, phosphates, fluorine and alkalinity.

An RO water test is also included in the Reef ICP TOTAL TEST SET.

• -€1.00
• -€1.00
• 1 in stock

I buy available

FAUNA MARIN - Salinity Manager Cleaning Solution - 100ml...

€4.99

Cleaning solution for Salinity Manager from Fauna Marin or any other electronic hydrometer.

• 1 in stock

I buy available

FAUNA MARIN - Salinity Reference - 100ml - Standard...

(2 reviews)

€4.99

Calibration solution at 35ppm for Salinity Manager from Fauna Marin or any other electronic hydrometer.

• Sold out

I buy unavailable

GHL - KH Reference - 1000 ml - Kh standard solution

€27.99

KH Reference from GHL , for the control and calibration of KH measurements . Capacity 1000ml, 7.5°dKH

• 10 in stock

I buy available

GHL - Water Filter for Kh and Ion director

(2 reviews)

€16.99

With the water filter for the KH Director and Ion Director, suspended solids in the water sample can be filtered.

• 7 in stock

I buy available

Hanna Instruments - 35 ppt Standard Solution for Salinity...

(8 reviews)

€1.99

Standard solution of 35 ppt for the calibration of salinity testers type HI98319 .

Ref: HI70024P

• 268 in stock

I buy available

Hanna Instruments - Ammonia Standard Solution for Checker...

€25.99

Standard solution for the HI784 mini ammonia photometer . Provides a simple solution for verifying the accuracy of measurements from the HI784 photometer.

This high-quality standards set is manufactured in our state-of-the-art facilities and comes with a certificate of analysis. The certificate of analysis provides the batch number, reference values, and expiration date to ensure traceability during the certification of the Checker®HC® Mini Photometer.

• 1 in stock

I buy available

Hanna Instruments - Cal Check Standard Solutions - For...

€149.90

Hanna Instruments Cal Check standard solutions , for nitrates, 0.0 and 15.0 mg/L .

• Sold out

I buy unavailable

Hanna Instruments - Calcium standard solutions at 0 and...

(2 reviews)

€29.99

Checker® HC – HI758-11 Marine Calcium Calibration Solutions provide a simple solution to validate the Marine Calcium Checker® HC – HI758 which has a calcium range of 200-600 ppm. This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis indicates the batch number, reference values and expiry date for traceability when certifying the Checker®HC.

• 3 in stock

I buy available

Hanna Instruments - Checker HC Mini Photometer - Seawater...

(2 reviews)

€75.99 -7.9% €69.99

The HI780 HC pH Checker Mini Photometer in Saltwater (6.3-8.6 pH) from Hanna Instruments is designed to accurately determine the pH level in applications such as saltwater aquariums and applications marine biology and swimming pools (salt electrolysis).

• -7.9%
• -7.9%
• 3 in stock

I buy available

Hanna Instruments - Checker Plus pH Meter - HI98100

(2 reviews)

€65.99

The new Checker® Plus pocket pH meter (HI 98100) is particularly well suited for routine measurements: turn on, dip, read!

With good measurement accuracy and a resolution of 0.01 pH , it finds its place perfectly in the laboratory for rapid pH checks. The supplied HI 1271 electrode has a small diameter allowing measurements in test tubes. It unscrews and is easily and quickly replaced.

• 1 in stock

I buy available

Hanna Instruments - Checktemp 1 - Precision thermometer...

€64.99

Hanna Instruments ' Checktemps 1 is a precision thermometer with remote probe and silicone cable, accuracy ±0.2°C, waterproof IP 65, EN 13485 compliant.

• 3 in stock

I buy available

Hanna Instruments - Chlorine Removal Reagent HI93755-53 -...

€18.99

Chlorine removal reagent for photometric pH and alkalinity measurements with the Hanna Instrument HI775 Checker

• 2 in stock

I buy available

Hanna Instruments - Conductivity calibration solution at...

(3 reviews)

€1.99

Calibration solution, 1413 µS/cm from Hanna Instruments .

• 15 in stock

I buy available

Hanna Instruments - Copper Checker Mini Photometer - Cu -...

(1 review)

€75.99 -7.9% €69.99

Checker HC mini-photometer for copper measurement up to 999 µg/L (ppm) .

HI 747 is supplied with 2 measuring cuvettes and their caps, 6 sachets of powdered reagent and the battery.

• -7.9%
• -7.9%
• 1 in stock

I buy available

Hanna Instruments - Cuvette Caps for Checker Photometers...

€32.40

Replacement glass cuvette caps for Checker photometers . (x4)

• 3 in stock

I buy available

Hanna Instruments - Cuvette Caps for HI957xx and HI967xx...

€16.80

Replacement glass cuvette caps for HI957xx and HI967xx handheld photometers. (x4)

• 1 in stock

I buy available

Hanna Instruments - Cuvettes for HI977xx, HI967xx,...

(1 review)

€29.99

Cuvettes for HI977xx, HI967xx, HI957xx and HI833xx photometers, without cap (x 4)

• 2 in stock

I buy available

Hanna Instruments - dKH Alkalinity Checker Mini...

(13 reviews)

€75.99 -7.9% €69.99

Checker HC mini photometer for measuring alkalinity (dKH) in seawater up to 20 dKH. HI772 comes with 2 measuring cuvettes and their caps, 1 bottle of liquid reagent for alkalinity and the battery.

• -7.9%
• -7.9%
• 8 in stock

I buy available

Hanna Instruments - dKH Standard Solutions for Checker HI772

€23.99

Standard solution for dkH in seawater – HI772-11 provides a simple solution for checking HI772 dKH .

This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date to ensure traceability when certifying the Checker®HC® Mini Photometer.

• 2 in stock

I buy available

Hanna Instruments - Freshwater Alkalinity Reagents for HI775

€38.99

Ammonia reagents for Hanna Instrument HI775 photometer and HI833xx series -. Allows you to perform around 25 tests.

• 3 in stock

I buy available

Hanna Instruments - HI97728 Nitrate Photometer - up to...

€389.99

Hanna HI97728 High Accuracy Nitrate Photometer for efficient and highly accurate nitrate measurement in your aquarium. Range up to 30.0 mg/L , the product comes with 2 measuring cuvettes and battery.

• Sold out

I buy available

Hanna Instruments - Iron Checker Mini Photometer - Fe -...

(4 reviews)

€75.99 -7.9% €69.99

Checker HC mini-photometer for the measurement of iron up to 5.5 mg/L (ppm). .

HI 747 is supplied with 2 measuring cuvettes and their caps, 6 sachets of powdered reagent and the battery.

• -7.9%
• -7.9%
• 2 in stock

I buy available

Hanna Instruments - Liquid Reagent for Seawater...

(14 reviews)

€16.80

Liquid reagent for seawater alkalinity (HI 755), 25 tests.

• 18 in stock

I buy available

Hanna Instruments - Marine Master HI97115 - Connected...

€449.99

The HI97115 “Marine Master” photometer is a true portable laboratory dedicated to essential analyses in aquariums and marine biology . It allows precise monitoring of 8 key parameters (pH, alkalinity, ammonia, calcium, nitrates, nitrites, magnesium and phosphates) to ensure the well-being of marine ecosystems. Versatile, the HI97115 can be used for spot measurements in the field and connects to the Hanna Lab App thanks to its integrated Bluetooth® module, offering compatibility with smart devices.

• 1 in stock

I buy available

Hanna Instruments - MG Standard Solution for Checker HI783

€23.99

Standard solution for HI783 mini seawater photometer . Provides a simple solution to verify the accuracy of measurements from the HI783 photometer.

This high-quality standards set is manufactured in our state-of-the-art facilities and comes with a certificate of analysis. The certificate of analysis provides the batch number, reference values, and expiration date to ensure traceability during the certification of the Checker®HC® Mini Photometer.

• 1 in stock

I buy available

Hanna Instruments - Mini Alkalinity Checker Photometer -...

(6 reviews)

€75.99 -7.9% €69.99

Checker HC mini-photometer for measuring alkalinity in seawater up to 300 mg/L (ppm).

HI 755 is delivered with 2 measuring cuvettes and their caps, 1 bottle of liquid reagent for alkalinity and the battery.

• -7.9%
• -7.9%
• 4 in stock

I buy available

Hanna Instruments - Mini Ammonia Marine Photometer - HI784

(1 review)

€75.99 -7.9% €69.99

Hanna Instruments ' HI784 Ammonia Checker Mini Photometer is specially designed to quickly and accurately determine ammonia levels in saltwater aquariums and marine applications . With a digital readout, you won't have to struggle to determine colors visually.

• -7.9%
• -7.9%
• Sold out

I buy available

Hanna Instruments - Mini Calcium Checker Photometer - Ca...

(11 reviews)

€75.99 -7.9% €69.99

Checker HC mini-photometer for the measurement of calcium in seawater from 200 to 600 mg/L (ppm).

HI 758 is delivered with 2 measurement cuvettes and their cap, reagents for 25 tests, 1 plastic pipette, 1 automatic 100 µL pipette with tip and the battery.

.

• -7.9%
• -7.9%
• 6 in stock

I buy available

Hanna Instruments - Mini Marine Magnesium HC Photometer -...

(13 reviews)

€75.99 -7.9% €69.99

Hanna Instruments HI783 Magnesium Checker Mini Photometer is specially designed to quickly and accurately determine magnesium levels in saltwater aquariums and marine applications . With a digital readout, you won't have to struggle to determine colors visually.

• -7.9%
• -7.9%
• 2 in stock

I buy available

Hanna Instruments - Mini Marine Nitrate HR Photometer -...

(31 reviews)

€75.99 -7.9% €69.99

Hanna Instruments Mini Marine Nitrate Photometer is specially designed to quickly and accurately determine high nitrate levels in saltwater aquariums and marine applications . With a digital readout, you won't have to struggle to determine colors visually.

• -7.9%
• -7.9%
• 5 in stock

I buy available

Hanna Instruments - Mini Nitrate Checker Photometer,...

(7 reviews)

€75.99 -7.9% €69.99

Mini-photometer Checker HC nitrates allows the measurement of nitrates in seawater from 0.50 to 50 mg/L with an accuracy of ± 0.25 mg/L.

• -7.9%
• -7.9%
• 4 in stock

I buy available

Hanna Instruments - Mini Nitrite Checker HC Photometer,...

(2 reviews)

€75.99 -7.9% €69.99

Mini-photometer Checker HC nitrites allows the measurement of nitrites in ultra-low range (up to 200 µg/L). HI764 comes with 2 measuring cuvettes and their caps, reagents for 6 tests and the battery.

• -7.9%
• -7.9%
• 3 in stock

I buy available

Hanna Instruments - Mini Phosphate Checker Photometer -...

(14 reviews)

€75.99 -7.9% €69.99

Checker HC mini-photometer for measuring phosphates up to 2.50 mg/L (ppm) .

This mini-photometer is compatible for measurements in fresh water and sea water .

HI 713 is supplied with 2 measuring cuvettes and their caps, 6 sachets of powdered reagent and the battery.

• -7.9%
• -7.9%
• 5 in stock

I buy available

Hanna Instruments - Mini Phosphate Checker Photometer ULR...

(22 reviews)

€75.99 -7.9% €69.99

Mini-photometer Checker Phosphates ULR allows the measurement of phosphates up to 0.9 mg/L (ppm).

This mini-photometer is compatible for measurements in fresh water and sea water.

HI774 comes with 2 measuring cuvettes and their caps, 10 sachets of powdered reagent and the battery.

• -7.9%
• -7.9%
• 7 in stock

I buy available

Hanna Instruments - Nitrate Standard Solutions for...

€23.99

Seawater Nitrate Standard Solutions – HI781-11 provides a simple solution for checking the HI781 Seawater Nitrate Checker .

This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date to ensure traceability when certifying the Checker®HC® Mini Photometer.

Pre-order, available end of November.

• 1 in stock

I buy available

Hanna Instruments - Nitrate Standard Solutions for...

€23.99

The HI782-11 seawater nitrate standard solutions provide a simple solution for checking the HI782 seawater nitrate checker .

This high-quality standards set is manufactured in our state-of-the-art facilities and comes with a certificate of analysis. The certificate of analysis provides the batch number, reference values, and expiration date to ensure traceability during the certification of the Checker®HC® Mini Photometer.

• 2 in stock

I buy available

Hanna Instruments - pH Electrode Storage Solution - 500ml

(2 reviews)

€21.99

500ml bottle containing a storage solution for pH electrodes.

• 3 in stock

I buy available

Hanna Instruments - pH/EC/TDS/°C tester - 3999 µS - 2000...

(1 review)

€199.99

The pH/EC/TDS/°C 3999 µS 2000 mg/L Tester from Hanna Instruments is an ideal solution for those who regularly measure pH and conductivity. For each parameter, the temperature is permanently indicated. waterproof, rugged and reliable, HI98129 is perfect for field measurements.
Supplied with a tool for replacing the probe and the batteries.

• 1 in stock

I buy available

Hanna Instruments - Phosphate Calibration Solution...

(2 reviews)

€25.99

Hanna Instruments ' HI713-11 Phosphate Calibration Solution is a set of high quality standards for users to validate the Checker®HC – HI713 Narrow Range Phosphate Monitor.

• 2 in stock

I buy available

Hanna Instruments - Phosphorus Reagents for HI736 - 25...

(11 reviews)

€16.99

Powder reagents for Checker HC phosphorus mini photometer (HI736) , 25 tests.

• 36 in stock

I buy available

Hanna Instruments - Pool line - 1 sachet - Redox test...

€1.60

Pool line from Hanna Instrument is a 470 mV redox test solution for swimming pools . Sold individually, 20 mL sachet.

• 25 in stock

I buy available

Hanna Instruments - Powder Reagents for Checker Nitrates...

(7 reviews)

€21.99

Reagents for Checker nitrates in seawater, narrow range (HI781), 25 tests + 25 filter papers

Ref: HI781-25

• 14 in stock

I buy available

Hanna Instruments - Powder reagents for Copper Checker...

€18.99

Powder reagents for Copper Checker wide range (HI 702), 25 tests. Ref: HI-702-25

• 1 in stock

I buy available

Hanna Instruments - Powder Reagents for Copper Checker...

€17.99

Powder reagents for Copper Checker (HI 747), 25 tests. Ref: HI747-25

• 2 in stock

I buy available

Hanna Instruments - Powder Reagents for Iodine Checker...

(2 reviews)

€17.99

Powder reagents for Iodine Checker (HI 718), 25 tests.

Ref: HI718-25

• 2 in stock

I buy available

Hanna Instruments - Powder Reagents for Iron Checker (HI...

(4 reviews)

€17.99

Powder reagents for Iodine Checker (HI 721), 25 tests. Ref: HI721-25

• 2 in stock

I buy available

Hanna Instruments - Powder Reagents for Marine Nitrate...

(44 reviews)

€21.99

Powder reagents for Checker Marine Nitrate (HI782), 25 tests. Ref: HI782-25

• 19 in stock

I buy available

Hanna Instruments - Powder Reagents for Nitrite Checker...

(5 reviews)

€18.99

Powder reagents for Nitrite Checker (HI764), 25 tests.

Ref: HI764-25

• 2 in stock

I buy available

Hanna Instruments - Powder Reagents for Phosphate Checker...

(53 reviews)

€19.99

Powder reagents for Phosphate Checker (HI 713), 25 tests.

Ref: HI713-25

• 78 in stock

I buy available

Hanna Instruments - Powder Reagents for Phosphate...

(1 review)

€45.99

Hanna Phosphate Narrow Range Photometer Powder Reagents (HI93713), 100 tests .

Ref: HI93713-01

• 5 in stock

I buy available

Hanna Instruments - Powder Reagents for ULR Phosphate...

(41 reviews)

€18.99

Powder reagents for HLR phosphate checker (HI 774), 25 tests.

Ref: HI774-25

• 32 in stock

I buy available

Hanna Instruments - Reagent for dKh Alkalinity Checker...

(28 reviews)

€13.99

Reagent for Checker HC alkalinity HI772 dKh mini photometer in sea water, colorimetric method, about 25 tests

• 32 in stock

I buy available

Hanna Instruments - Reagent for pH Checker HI780 - 100...

(1 review)

€21.99

Marine pH HI780-25 from Hanna Instruments is a pH reagent for Hanna Instrumennt HI780 Checker for use in reef aquariums. The 30 ml bottle will give you around 100 tests .

• 2 in stock

I buy available

Hanna Instruments - Reagents for ammonia in seawater...

€25.99

Ammonia reagents for Hanna Instrument HI784 photometer - Allows you to perform around 25 tests.

• 2 in stock

I buy available

Hanna Instruments - Reagents for Calcium Seawater (HI...

(15 reviews)

€39.99

Reagents for seawater calcium (HI 758), 25 tests.

• 15 in stock

I buy available

Hanna Instruments - Reagents for Checker HI717, 25 tests

(1 review)

€11.99

Reagents for Checker Phosphate HR HI717, 25 tests.

Ref: HI717-25

• 2 in stock

I buy available

Hanna Instruments - Reagents for Magnesium in Seawater...

(6 reviews)

€22.99

Magnesium reagents for Hanna Instrument HI783 photometer - Allows you to perform around 25 tests.

• 6 in stock

I buy available

Hanna Instruments - Reagents for total chlorine - 25...

€13.99

Powder reagents for Checker HC total chlorine mini photometer (HI701 and HI711), 25 tests.

• 2 in stock

I buy available

Hanna Instruments - Replacement Cuvettes for HI 832xx and...

(1 review)

€27.60

Replacement cuvettes for HI 832xx and Checher HC photometers - x4 - Without caps.

• 2 in stock

I buy available

Hanna Instruments - Salinity and pH meter - HI981520-02

€379.99 -10% €341.99

Hanna Instrument's HI981520 measures and displays real-time pH and salinity of seawater on a large, easy-to-read LCD screen.

The probes are attached with suction cups to the back of an aquarium and are suitable for continuous measurement. They each have 2 m of cable, making it possible to deport the installation of the indicator.

• -10%
• -10%
• 1 in stock

I buy available

Hanna Instruments - Saltwater Salinity Tester - HI98319

(2 reviews)

€107.99

The HI98319 Waterproof Salinity Tester is a simple, accurate, and economical way to determine salt concentration in saltwater aquariums.

HI98319 can measure salinity up to 70.00 g/L (ppt).

Results are displayed in g/L (ppt), practical salinity units (PSU) or specific gravity (SG) on a large dual-level LCD screen that also displays temperature. This waterproof tester uses a stainless graphite amperometric conductivity probe to determine the salt content of water.

• 3 in stock

I buy available

Hanna Instruments - Seawater alkalinity standard...

€24.00

Checker® HC – HI755-11 Seawater Alkalinity Photometer Calibration Solutions provide a simple solution to validate the Checker® HC – HI755 Seawater Alkalinity Photometer which has a range of 0 to 300ppm CaCO3. This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date for traceability when certifying the Checker®HC photometer.

• 1 in stock

I buy available

Hanna Instruments - Standard solution pH 10.01 - 20ml

(3 reviews)

€1.99

pH 10.01 standard solution for calibrating pH meters.

• 23 in stock

I buy available

Hanna Instruments - Standard solution pH 4.01 - 20ml

(8 reviews)

€1.99

pH 4.01 standard solution for calibrating pH meters.

• 107 in stock

I buy available

Hanna Instruments - Standard solution pH 7.01 - 20ml

(9 reviews)

€1.99

pH 7.01 standard solution for calibrating pH meters.

• 32 in stock

I buy available

Hanna Instruments - Standard solution pH 7.01 - 230ml

€21.99

230ml bottle of pH 7.01 buffer solution for calibrating pH meters.

• 2 in stock

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Hanna Instruments - Standard solution pH 7.01 - 500ml

€25.99

500ml bottle of pH 7.01 buffer solution for calibrating pH meters.

• 3 in stock

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Hanna Instruments - TDS Calibration Solution 1382 mg/L -...

(3 reviews)

€1.99

Hanna Instruments 1382 mg/L TDS Calibration Solution .

• 22 in stock

I buy available

Hanna Instruments - Trace Phosphate Standard Solutions in...

€21.90

Standard solutions for the HI774 device from Hanna Instruments . It allows you to check the correct operation of the device.

• 3 in stock

I buy available

Hanna Instruments - ULR Mini Phosphor Checker Photometer...

(3 reviews)

€75.99 -7.9% €69.99

Mini-photometer Checker Phosphorus ULR allows the measurement of Phosphorus up to 200 µg/L. This mini-photometer is compatible for measurements in fresh water and sea water. HI774 is delivered with 2 measuring cuvettes and their caps, 6 sachets of powdered reagent and the battery.

• -7.9%
• -7.9%
• 3 in stock

I buy available

Hanna Instruments - Waterproof pH/°C Tester - HI98128

€125.99

The HI98128 Waterproof pH/°C Tester simultaneously measures and displays pH and temperature . Pure concentrate of technology, it seduces by its simplicity of use, its precision, its reliability and its robustness. Versatile, with an unparalleled price/performance ratio, it adapts to any budget, any place and any environment.

HI98128 comes with a tool for probe replacement and batteries.

• 2 in stock

I buy available

HOBBY - Digital thermometer for aquarium

€9.99

Digital water thermometer . Measurement from 0 to 50°C, measurement interval every 5 seconds. Included: 1.5 V battery.

• 3 in stock

I buy available

ITC Reef Culture - PARwise - PAR meter for Aquarium

(1 review)

€349.99 -10% €314.99

PARwise from ITC is a unique PAR meter capable of measuring the light spectrum . It can be used underwater or not ! It gives you all the relevant light measurements needed to make informed decisions about your light settings and photoperiod.

• -10%
• -10%
• Sold out

I buy available

ITC Reef Culture - PARwise PRO - PAR Meter for Aquarium

€399.00

ITC Reef Culture - PARwise PRO: The new generation PAR meter for demanding corals

The PARwise PRO from ITC Reef Culture is more than just a PAR meter. Designed for reef aquarists, it offers ultra-precise analysis of the light useful to corals thanks to its revolutionary cPUR (Coral Photosynthetically Usable Radiation) technology. Unlike previous tools that only measured overall light intensity, this technological gem distinguishes what corals can actually use for their growth. The result? Optimal growth rates , healthy corals and confident light adjustments. In addition, it measures an expanded spectrum from 350 to 1100nm , including UV-A and infrared zones, for a complete view of your lighting. In short, an essential tool for any aquarist who cares about their corals.

• Optimizes coral growth by targeting the light that actually helps
• Measures a broad spectrum, from near UV to infrared
• Delivers reliable light settings with cPUR technology

• 2 in stock

I buy available

JBL - DigiScan - Digital thermometer to stick on aquarium...

(1 review)

€10.99

JBL DigiScan is a very effective quality thermometer . It simply sticks to the glass of your aquarium. With a display ranging from 0 to 40°C , it has an accuracy of 0.1°C.

• 2 in stock

I buy available

JBL - DigiScan Alarm - Digital thermometer to stick on...

(3 reviews)

€9.99

JBL DigiScan is a very effective quality thermometer . It simply sticks to the glass of your aquarium. With a display ranging from 0 to 37°C , it has an accuracy of 0.1°C. An alarm is triggered when the temperature falls below 18°C and rises above 28°C.

• 2 in stock

I buy available

JBL - Float - Digital thermometer with suction cup

(6 reviews)

€1.99

JBL Float is a digital thermometer with precision glass suction cup for freshwater and saltwater aquariums. Scale from 0 to 40°C with indicator of the most favorable temperature zone for your aquarium.

• 3 in stock

I buy available

JBL - precision digital stick-on thermometer

(2 reviews)

€3.99

The JBL Precision Digital Thermometer is self-adhesive and perfect for freshwater and saltwater aquariums. It simply sticks to the outer glass of the aquarium. This thermometer measures temperature ranging from 20 to 34°C and also indicates the ideal temperature zone.

• 2 in stock

I buy available

JBL - ProAquaTest Ca - Testing the calcium content of...

(2 reviews)

€11.99

JBL ProAquaTest Ca is a rapid test for determining the calcium content of seawater . Allows you to do around 50 tests.

• 3 in stock

I buy available

JBL - ProAquaTest Ca refill - Calcium content - Seawater

(12 reviews)

€8.99

Reagent refills for JBL ProAquaTest Ca calcium test. Allows you to do around 50 tests. Simple and safe control of aquarium water parameters. Determine optimal calcium levels for healthy and vigorous coral growth .

• 4 in stock

I buy available

JBL - ProAquaTest CombiSet Marine Case - 6 Tests

€49.99

The JBL ProAquaTest CombiSet Marine case is a complete box allowing you to easily and precisely control the main water parameters of your marine aquarium. Thanks to its 6 tests, you can measure pH, carbonate hardness (KH), ammonium/ammonia levels, nitrites, nitrates and phosphates. The box contains child-resistant reagent bottles, is water-resistant and offers refills available separately.

• Precise analysis of essential water parameters.
• Easy and quick to use.
• Water-resistant case with child lock.

• 2 in stock

I buy available

JBL - ProAquaTest Cu - Testing the copper content of water

€14.99

JBL ProAquaTest Cu is a quick test for determining the copper content of water . Simple and safe control of water parameters in aquariums/ponds . Determination of the optimal copper level for the control of heavy metals in fresh water and sea water. Allows you to perform around 50 tests.

• 2 in stock

I buy available

JBL - ProAquaTest Cu refill - Testing the copper content...

(2 reviews)

€6.99

Refill reagents for JBL ProAquaTest Cu. Allows you to perform around 50 tests. Simple and safe control of freshwater/pond water parameters . Determination of the optimal copper content for the management of heavy metals in freshwater and seawater

• 3 in stock

I buy available

JBL - ProAquaTest Fe - Testing the iron content of water

(2 reviews)

€16.99 -€1.00 €15.99

JBL ProAquaTest iron is a quick test for determining the iron content of water . Simple and safe control of water parameters in aquariums/ponds . Determination of the optimal iron content in fresh water and sea water. Allows you to do around 50 tests.

• -€1.00
• -€1.00
• 4 in stock

I buy available

JBL - ProAquaTest Fe refill - Testing the iron content of...

(6 reviews)

€10.99

Refill reagents for JBL ProAquaTest iron test . Allows you to do around 50 tests.

• 7 in stock

I buy available

JBL - ProAquaTest KH - Carbonate Hardness Test

(5 reviews)

€8.99

JBL ProAquaTest KH is a quick test for determining the optimum carbonate hardness for freshwater aquariums, saltwater and ponds.

• 3 in stock

I buy available

JBL - ProAquaTest LAB Marin - Marine aquarium test case

(3 reviews)

€95.99

ProAquaTest LAB aquarium test case containing: 1 test box, 29 reagents, 12 glass test tubes, 2 plastic test tubes, 2 syringes, 3 measuring spoons, thermometer, ballpoint pen, results and analysis sheets, comparative laboratory system and detailed instructions.

• 3 in stock

I buy available

JBL - ProAquaTest Mg Refills

(8 reviews)

€7.59

JBL ProAquaTest Mg magnesium reagent refills . Allows you to do around 50 tests.

• 2 in stock

I buy available

JBL - ProAquaTest Mg/Ca - Test for magnesium and calcium...

(4 reviews)

€27.59

JBL ProAquaTest Mg/Ca is a rapid test for determining the calcium and magnesium content of seawater . Allows you to do around 50 tests.

• 4 in stock

I buy available

JBL - ProAquaTest NH4 - Ammonium/ammonia content test in...

(1 review)

€13.99

JBL ProAquaTest NH4 is a quick test for determining the ammonium / ammonia content of water . Simple and safe control of water parameters for freshwater, saltwater and pond aquariums. This allows you to run approximately 50 tests .

• 1 in stock

I buy available

JBL - ProAquaTest NH4 refill

(4 reviews)

€8.99 -€1.00 €7.99

Refill reagents for JBL ProAquaTest NH4 test. Allows you to do around 50 tests.

• -€1.00
• -€1.00
• 6 in stock

I buy available

JBL - ProAquaTest NO2 - Test for the nitrite content of...

(1 review)

€12.99 -€1.00 €11.99

JBL ProAquaTest NO2 is a quick test for determining the nitrite content of water in freshwater aquariums , saltwater and ponds . Allows you to do around 50 tests.

• -€1.00
• -€1.00
• 4 in stock

I buy available

JBL - ProAquaTest NO2 refill

(16 reviews)

€5.99

Refill reagents for JBL ProAquaTest NO2 test .

• 8 in stock

I buy available

JBL - ProAquaTest NO3 - Nitrates test in water

(3 reviews)

€18.99

JBL ProAquaTest NO3 is a quick test for determining the nitrate content of water in freshwater aquariums , saltwater and ponds . Allows you to do around 40 tests.

• 3 in stock

I buy available

JBL - ProAquaTest NO3 refill

(24 reviews)

€9.99

Refill reagents for JBL ProAquaTest NO3 test . Allows you to do around 40 tests.

• 6 in stock

I buy available

JBL - ProAquaTest O2 - Testing the oxygen content of water

(2 reviews)

€13.99

JBL ProAquaTest O2 is a quick test for determining the current oxygen content for freshwater, saltwater aquariums and ponds.

• 2 in stock

I buy available

JBL - ProAquaTest O2 refill - Testing the oxygen content...

(4 reviews)

€7.99

Reagent refill for the test JBL ProAquaTest O2. Determine current oxygen levels , then report if action needs to be taken to increase oxygen levels.

• 4 in stock

I buy available

JBL - ProAquaTest PO4 Phosphate Sensitiv - Testing the...

(1 review)

€15.99 -€1.00 €14.99

JBL ProAquaTest PO4 Phosphate Sensitiv is a quick test for determining phosphate levels in freshwater, saltwater aquariums and ponds. Allows approximately 50 tests to be performed .

• -€1.00
• -€1.00
• 3 in stock

I buy available

JBL - ProAquaTest PO4 Phosphate Sensitive refill

(12 reviews)

€8.99

Refill reagents for JBL ProAquaTest PO4 Phosphate Sensitiv. Allows you to do around 50 tests.

• 4 in stock

I buy available

JBL - ProAquaTest SiO2 - Testing the Silicate content of...

(1 review)

€18.99 -€1.00 €17.99

JBL ProAquaTest Silicate is a quick test for determining the iron content of water . Simple and safe control of water parameters in freshwater and saltwater aquariums . Allows you to do around 50 tests.

• -€1.00
• -€1.00
• 2 in stock

I buy available

JBL - ProAquaTest SiO2 refill

(7 reviews)

€5.99

JBL ProAquaTest Silicate test reagent refill is a quick test for determining the iron content of water . Allows you to do around 50 tests.

• 2 in stock

I buy available

JBL - Refill ProAquaTest KH - Carbonate Hardness Test

(23 reviews)

€4.99

Reagent refill for JBL ProAquaTest KH test.

• 15 in stock

I buy available

JBL - Slim - Slim precision thermometer with suction cup

€4.99

JBL Slim is a digital precision thermometer with glass suction cup for freshwater and saltwater aquariums. Scale from 0 to 50°C.

• 6 in stock

I buy available

JUWEL - Digital Thermometer 4.0 - Digital Thermometer

(2 reviews)

€23.99

JUWEL - Digital Thermometer 4.0 – Large LCD screen and ±0.5°C accuracy

The JUWEL Digital Thermometer 4.0 is the discreet yet indispensable tool for keeping a precise eye on your aquarium's temperature. Thanks to its large, easy-to-read LCD screen , the temperature can be checked at a glance, without squinting or opening the tank. Its precise sensor, accurate to ±0.5°C , ensures reliable control between 0 and 40°C, ideal for both freshwater and saltwater aquariums. Its modern design integrates seamlessly with JUWEL aquariums and other setups. Easy to install, simple to use, and equipped with a one-click °C/°F unit switch , it offers convenient and continuous monitoring to maintain stable conditions.

• Quick reading thanks to the large transparent LCD screen
• Reliable and accurate measurement with a tolerance of ±0.5°C
• Suitable for freshwater and saltwater aquariums

• 4 in stock

I buy available

MARINE TROPIC - ICP-OES analysis

€27.99

Accurate seawater analysis for a healthy aquarium

Want to know exactly how good your seawater is? Tropic Marin - ICP-OES Analysis is an ultra-precise laboratory test that analyzes more than 35 chemical elements essential to the stability of your aquarium. In addition to salinity and pH levels , this analysis provides you with a detailed report and personalized recommendations to correct any imbalances. Access your results online at lab.tropic-marin.com and follow the evolution of your water to ensure the well-being of your reef.

• Analysis of over 35 chemical elements for maximum accuracy
• Detailed report and clear recommendations online
• Track the progress of your aquarium on a dedicated platform

• 1 in stock

I buy available

MARINLAB - ICP-EOS Analysis - Aquarium Water

(4 reviews)

€24.99

MarinLabs laboratory water analysis using ICP-OES technology. This kit allows an analysis of the water in your aquarium.

Analysis of 36 elements: Li, Si, I, Ba, Mo, Ni, Mn, Be, Cr, Co, Fe, V, Zn, Hg, Se, Cd, Sn, Sb, As, Al, PB, Ti, Cu , La, Sc, W, Na, Ca, Mg, K, Br, B, Sr, S, P, PO4 + Salinity + KH!

• Sold out

I buy unavailable

MARINLAB - ICP-EOS analysis - aquarium water + reverse...

(4 reviews)

€34.99

MarinLabs laboratory water analysis using ICP-OES technology. This kit allows an analysis of the water in your aquarium and your osmosis water.

Analysis of 36 elements: Li, Si, I, Ba, Mo, Ni, Mn, Be, Cr, Co, Fe, V, Zn, Hg, Se, Cd, Sn, Sb, As, Al, PB, Ti, Cu , La, Sc, W, Na, Ca, Mg, K, Br, B, Sr, S, P, PO4 + Salinity + KH!

• 6 in stock

I buy available

MILWAUKEE - 3 in 1 pH/EC/TDS tester

(1 review)

€179.99 -5.56% €169.99

It is a compact handheld tester with the fastest microprocessor on the market. Also you will be able to measure pH, EC (conductivity) and TDS with a single instrument and a single probe.

• -5.56%
• -5.56%
• 3 in stock

I buy available

MILWAUKEE - Calibration solution 12880 µS/cm - 20ml

(3 reviews)

€1.20 -17.5% €0.99

Milwaukee 12880 µS/cm Calibration Solution is a laboratory-grade 12880 µS/cm conductivity standard solution , prepared from a NIST-traceable potassium chloride solution, that allows you to recalibrate your conductivity meter or tester. conductivity .

• -17.5%
• -17.5%
• 66 in stock

I buy available

MILWAUKEE - Calibration solution 800 ppm - 20ml

(3 reviews)

€1.20 -17.5% €0.99

Milwaukee 's 800 ppm Calibration Solution is a standard, laboratory-grade 800 ppm TDS solution , prepared from a NIST-traceable potassium chloride solution, that allows you to recalibrate your conductivity meter or tester. Consult your conductivity meter or tester manual to find the correct standard for your device.

• -17.5%
• -17.5%
• 55 in stock

I buy available

MILWAUKEE - Conductivity meter and digital thermometer

€54.99

The Milwaukee conductivity meter is a pocket-sized device used to measure electro-conductivity in EC or TDS and the temperature of your solutions.

• 3 in stock

I buy available

MILWAUKEE - Conductivity tester digital - 0 - 1990 μs/cm

(2 reviews)

€24.99

Milwaukee CD601 is a conductivity tester specifically designed for water analysis. The calibration procedure is very simple and quick. This tester has automatic temperature compensation, 10 uS/cm resolution and a range of 0 to 1990 uS/cm. CD601 comes complete with protective cap, calibration screwdriver, batteries and instructions.

• 6 in stock

I buy available

MILWAUKEE - Digital pH-Meter - pH 0-14

(9 reviews)

€24.99

This pH meter, model pH600 from Milwaukee is easy to use: it allows you to measure the pH without any difficulty . Light, compact and fast, the pH value is displayed instantly: it is the ideal object for your terrarium or your aquarium!

• 7 in stock

I buy available

MILWAUKEE - Digital TDS-Meter - 0 - 1990 ppm

(2 reviews)

€24.99

The CD600 is a TDS tester specially designed for water analysis . The calibration procedure is very simple and quick . This tester has automatic temperature compensation, 10ppm resolution and 0-1990ppm range. The CD600 is supplied with a protective cap, calibration screwdriver, batteries and instructions.

• 7 in stock

I buy available

MILWAUKEE - Electrode Cleaning Solution - 20ml

(7 reviews)

€1.20 -17.5% €0.99

Single-use pH and ORP electrode cleaning solution.

• -17.5%
• -17.5%
• 61 in stock

I buy available

MILWAUKEE - Fresh-Start - 25 Sachets - Starter Solution...

(5 reviews)

€24.99

Fresh-Start from Milwaukee is a set of pH calibration and electrode rinse solutions designed to optimize the accuracy of your measurements and prevent cross-contamination between samples or calibration solutions. (pH 4.01: 5 sachets, pH 7.01: 10 sachets, pH 10.01: 5 sachets, cleaning solution: 5 sachets)

• 3 in stock

I buy available

MILWAUKEE - KCL pH and ORP Electrode Refill Solution - 230ml

(1 review)

€17.99

MA9011 is a reagent grade pH and ORP electrode filling solution that contains 3.5M KCl. This filling solution is specifically formulated for double junction electrodes. Double junction electrodes have two chambers. The inner chamber has an Ag/AgCl reference wire and a KCl + AgCl filling solution. The outer chamber contains a KCl filling solution.

• 2 in stock

I buy available

MILWAUKEE - MA917B/1 - Lab Grade Rechargeable pH Probe

€119.99

The MA917B/1 probe is a laboratory grade rechargeable glass electrode with BNC plug designed for fast response and long life.

• 2 in stock

I buy available

MILWAUKEE - MC120 - Pro pH monitor - pH monitor

(2 reviews)

€99.99

Milwaukee 's MC120 is a high-end pH monitor that offers lab-grade accuracy with easy-to-view continuous monitoring of pH levels with alarms.

• 1 in stock

I buy available

MILWAUKEE - MC122 pH Controller Tester

(7 reviews)

€119.99 -€7.00 €112.99

The new Milwaukee MC1200 Aquarium pH Controller with Plug gives you the option to choose whether the electrical output is active at a pH above or below the set point . Fixing to the wall for continuous use .

• -€7.00
• -€7.00
• 2 in stock

I buy available

MILWAUKEE - MC125 Pro - pH / ORP Controller

(1 review)

€209.99

The Milwaukee MC125 PRO pH and ORP Controller is designed for those who want to automatically measure and adjust pH and ORP levels with one simple controller. Simply set your pH and ORP settings and let the Milwaukee pH Controller do the rest.

• 2 in stock

I buy available

MILWAUKEE - MC810 Max - pH/TDS/Temperature Monitor

(3 reviews)

€239.99 -10% €215.99

Milwaukee 's MC810 is a pH/TDS/Temperature monitor that allows you to automatically monitor your pH/TDS/Temperature levels 24/7.

• -10%
• -10%
• 2 in stock

I buy available

MILWAUKEE - MW12 - Digital photometer for phosphates

(2 reviews)

€59.99

MW12 from Milwaukee is a digital photometer for phosphates , just add the reagent and get an accurate digital reading of ±0.04 ppm in minutes. Ideal for aquariums, aquaculture and corals, laboratories, water treatment, classrooms...

• 2 in stock

I buy available

MILWAUKEE - MW301 - Portable meter - For conductivity

(2 reviews)

€109.99

MW301 from Milwaukee is a portable conductivity meter with automatic temperature compensation . This equipment has been designed to meet the needs of growers for equipment adapted to the harsh environment of agricultural and hydroponic applications .

• 3 in stock

I buy available

MILWAUKEE - MW700WP Portable Light Meter

(3 reviews)

€109.99

Milwaukee portable luxmeter equipped with a waterproof probe , allowing to measure the light intensity . It comes with a light sensor connected to the device which measures from 0 to 50000 Lux.

• 1 in stock

I buy available

MILWAUKEE - MW806 4-in-1 - pH/EC/TDS/Temp

€458.56 -10.59% €409.99

MILWAUKEE MW806 MAX – Ultra-accurate 4-in-1 pH, EC, TDS & Temperature Meter

The MILWAUKEE MW806 MAX is the perfect companion for hydroponics enthusiasts or for aquarium use. This 4-in-1 tester offers a simple and reliable solution for testing pH, conductivity (EC), TDS and temperature with a single compact probe. It eliminates tangled cables and multiple devices, while offering ultra-intuitive automatic calibration . Built to last, it is equally at home in the field or the lab thanks to its robust IP67 housing . With its large, easy-to-read display , replaceable combination probe and portability, it is the perfect tool for effectively monitoring nutrients and ensuring optimal growth of your plants.

• 4-in-1 measurement: pH, EC, TDS and temperature with a single probe.
• Robust design and easy calibration for long-lasting use.
• Perfect for hydroponic, aquaponic and greenhouse growing.

• -10.59%
• -10.59%
• 2 in stock

I buy available

MILWAUKEE - ORP Solution 200-275mV - 230ml

€18.99

MA9020 is a laboratory grade 200-275 mV ORP solution certified to meet the range.

MA9020 is used to check the health and accuracy of an ORP electrode. Milwaukee solutions are designed to help you achieve reliable and repeatable redox measurements.

• 2 in stock

I buy available

MILWAUKEE - pH 10.01 Calibration Solution - 20ml

(8 reviews)

€1.20 -17.5% €0.99

Calibration solution ph 10.01 for pH meter electrode. The accuracy of a measurement is strongly dependent on the calibration, among other things.

• -17.5%
• -17.5%
• 39 in stock

I buy available

MILWAUKEE - pH 4.01 Calibration Solution - 20ml

(10 reviews)

€1.20 -17.5% €0.99

pH 4.01 calibration solution for pH meter electrode. The accuracy of a measurement is strongly dependent on the calibration, among other things.

• -17.5%
• -17.5%
• 48 in stock

I buy available

MILWAUKEE - pH 7.01 Calibration Solution - 20ml

(13 reviews)

€1.20 -17.5% €0.99

pH 7.01 calibration solution for pH meter electrode. The accuracy of a measurement is strongly dependent on the calibration, among other things.

• -17.5%
• -17.5%
• 2 in stock

I buy available

MILWAUKEE - pH and ORP Electrode Rinse Solution - 20ml

€1.20 -17.5% €0.99

The electrode rinse solution is ideal for use as an intermediate rinse between samples or calibration solutions to prevent cross-contamination. This flushing solution is also ideal for removing the buildup of basic salt deposits on the probe or cap caused by evaporation of the storage solution. Even though the accumulation of salt deposits is normal, they must be removed before measuring or calibrating. Electrode rinse solution should not replace cleaning or storage solutions.

• -17.5%
• -17.5%
• 44 in stock

I buy available

MILWAUKEE - pH and ORP Electrode Storage Solution

(2 reviews)

€12.99

MA9015 is a laboratory grade electrode storage solution prepared with premium chemicals to improve performance and extend the life of your pH and ORP electrodes, testers and pens.

Milwaukee solutions are designed to help you achieve reliable, repeatable pH measurements while extending the life of your electrode.

• 1 in stock

I buy available

MILWAUKEE - pH Meter MW101 - With probe

(4 reviews)

€109.99

pH tester Milwaukee meter (MW101 + SE220) with cable (1 meter), range from 0.0 to 14.0 pH .

• 2 in stock

I buy available

MILWAUKEE - pH probe with BNC socket

(23 reviews)

€39.99 -25.06% €29.97

Replacement probe for Milwaukee PH meter. Also suitable for any type of PH meter fitted with a BNC connector.

• -25.06%
• -25.06%
• 5 in stock

I buy available

MILWAUKEE - pH-Meter and Digital Thermometer

€54.99

The Milwaukee pH Meter and Temperature Tester (pH55) is a pocket-sized digital meter, waterproof IP67 with LCD digital screen on which the pH and the measured temperature (°C or °F) are displayed on two separate lines.

• 1 in stock

I buy available

MILWAUKEE - Phosphate Reagent - MI512-0 - Reagent Kit

(6 reviews)

€9.99

Milwaukee Phosphate Reagent MI512-0 includes high quality reagents that are ready to use with the Milwaukee MW12 Low-Range Phosphate Tester . Reagents and tester use adaptation of ascorbic acid method. The reagents are designed for use with samples that have an expected range of 0.00 to 2.50 ppm (mg/L) PO4.

• 5 in stock

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MILWAUKEE - Precision Refractometer

(8 reviews)

€129.99 -19.3% €104.90

The refractometer is an optical instrument that uses refractive index measurement to determine the salinity of natural and artificial seawater, seawater or brackish intermediates.

• -19.3%
• -19.3%
• 3 in stock

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MILWAUKEE - SE-220 - Laboratory Grade Double Junction pH...

(1 review)

€49.99

Milwaukee SE-220 is a probe designed for use with Milwaukee MW101 and MW102 PRO pH meters .

• 3 in stock

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MILWAUKEE - SE-300 - Lab Grade Double Junction ORP Probe

€69.99

Milwaukee 's SE-300 is a lab-grade double-junction platinum ORP probe with BNC receptacle.

• 4 in stock

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MILWAUKEE - SE-510 - Lab Grade EC/TDS Probe

€69.99

The SE510 Conductivity (EC)/Total Dissolved Solids (TDS) probe is designed for use with the Milwaukee MW301 and MW401 PRO conductivity meters. This probe has a DIN connector and a 3' (1 m) cable.

Range: 0 to 1999 mg/L (ppm)

• 3 in stock

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MILWAUKEE - SE600 - Combined pH / EC / TDS probe

€119.99

MILWAUKEE SE600 – High-precision pH/EC/TDS combination probe

The MILWAUKEE SE600 combination probe is a reliable and precise tool for monitoring pH , conductivity (EC) , and total dissolved solids (TDS) in water with a single measurement. Designed for aquariums, nutrient tanks, and aquaculture systems, it allows for easy monitoring of water quality and quick action in case of deviations. Its dual electrode system ensures stable measurements, while its maintenance-free gel design simplifies daily use. Compatible with the Milwaukee MW801 and MW802 PRO devices, the SE600 is ideal for both demanding hobbyists and professionals seeking reliable and consistent results.

• Simultaneous measurement of pH, EC and TDS with a single probe
• Reduced maintenance thanks to the gel and double junction point
• Compatible with Milwaukee MW801 and MW802 PRO testers

• 2 in stock

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MILWAUKEE - Standard solution pH 10.01 - 230ml

€12.99

MA9010 is a laboratory grade pH 10.01 buffer solution certified to the standard with an accuracy of ±0.01 pH eliminating inaccuracies associated with mixing buffers.

Milwaukee solutions are designed to help you achieve reliable, repeatable pH measurements while extending the life of your electrode.

• 5 in stock

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MILWAUKEE - Standard solution pH 4.01 - 230ml

(2 reviews)

€12.99

MA9004 is a laboratory grade pH 4.01 buffer solution certified to the standard with an accuracy of ±0.01 pH eliminating inaccuracies associated with mixing buffers.

Milwaukee solutions are designed to help you achieve reliable, repeatable pH measurements while extending the life of your electrode.

• 4 in stock

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MILWAUKEE - Standard solution pH 7.01 - 230ml

(3 reviews)

€12.99

MA9007 is a laboratory grade pH 7.01 buffer solution certified to the standard with an accuracy of ±0.01 pH eliminating inaccuracies associated with mixing buffers.

Milwaukee solutions are designed to help you achieve reliable, repeatable pH measurements while extending the life of your electrode.

• 4 in stock

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MILWAUKEE - TDS Calibration Solution 1382ppm

(4 reviews)

€1.20 -17.5% €0.99

Calibration solution for TDS meter at 1382ppm . The accuracy of a measurement is strongly dependent on the calibration, among other things.

• -17.5%
• -17.5%
• 58 in stock

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MILWAUKEE - TDS Calibration Solution 1413 μS/cm

(4 reviews)

€1.20 -17.5% €0.99

Calibration solution for TDS meter at 1.413 μS/cm . The accuracy of a measurement is strongly dependent on the calibration, among other things.

• -17.5%
• -17.5%
• 49 in stock

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MILWAUKEE - Thermometer TH310 - Precision thermometer

(1 review)

€34.99

Milwaukee TH310 stick thermometer . Scientists and lab technicians when performing repetitive measurements rely on the accuracy of their thermometers. For this reason, Milwaukee has developed the TH310, a reliable, pocket-sized thermometer that is intended to make glass thermometers obsolete.

• 4 in stock

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MILWAUKEE - Thermometer with probe - Range: -50.0°C to...

(3 reviews)

€34.99

Milwaukee TH300 precision thermometer with stainless steel probe and 1 meter cable .

Dimensions: 106 x 58 x 19mm. Comes complete with battery and user manual.

• 3 in stock

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Neptune Systems - Calibration solution - 53 mS/cm

€5.99

53 mS/cm conductivity calibration solution for calibrating your probe.

• 9 in stock

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NEPTUNE SYSTEMS - Dual Junction pH Probe

€110.99

NEPTUNE SYSTEMS - Dual Junction pH Probe – Durable Accuracy and Maximum Stability

The NEPTUNE SYSTEMS Dual Junction pH Probe is a high-end electrode designed to provide reliable, stable, and long-lasting pH measurements in both reef and freshwater aquariums. Its dual-chamber design minimizes internal contamination and protects the sensing element from blockages, resulting in consistent readings over the long term and an extended lifespan. Equipped with a universal BNC connector , it integrates easily with most controllers and monitors on the market, including Neptune Apex systems. With its approximately 3-meter cable, it offers easy installation and becomes an essential tool for maintaining precise water quality control.

• Double junction for stable and durable measurements
• Compatible with all controllers equipped with a BNC connection
• Convenient cable length for flexible installation

• Sold out

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NYOS Alkalinity Reefer - 50 scoops

(4 reviews)

€12.99

Test kit, high sensitivity, carbon hardness (kh) in seawater. Laboratory precision at an attractive price for your tests.

• 3 in stock

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NYOS Calcium Reefer - 50 scoops

(3 reviews)

€17.99

High sensitivity test kit for calcium (Ca) levels in seawater. Laboratory precision at an attractive price for your tests.

• 3 in stock

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NYOS Magnesium Reefer - 50 scoops

€17.99 -15% €15.29

High sensitivity test kit for magnesium (Mg) levels in seawater. Laboratory precision at an attractive price for your tests!

• -15%
• -15%
• 3 in stock

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NYOS Nitrates Reefer - 40 scoops

(2 reviews)

€21.99

High sensitivity test kit for nitrate levels (NO3) in seawater. Laboratory precision at an attractive price for your tests!

• 2 in stock

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NYOS Phosphates Reefer - 50 scoops

(3 reviews)

€21.99

High sensitivity test kit for phosphate levels (PO4) in seawater. Laboratory precision at an attractive price for your tests.

• Sold out

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OCAMO - Organo-MS Analysis - Laboratory analysis for...

€89.99

OCAMO - Organo-MS Analysis: The invisible revolution in aquarium analysis

The OCEAMO Organo-MS is a true revolution in the world of aquariums. Thanks to cutting-edge technology borrowed from the most advanced laboratories— liquid chromatography coupled with Orbitrap mass spectrometry —this analysis goes far beyond what a conventional ICP offers. Where traditional methods simply measure elements, Organo-MS finally reveals the invisible organic molecules that directly influence the health of your aquarium. Whether you have a freshwater tank or a complex reef, you now have access to a precise, targeted, and reliable reading of what is actually circulating in your water. Detection of toxins, pharmaceutical residues, plastic pollutants, pesticides, and even the precise presence of amino acids or vitamins.

• Detects toxins and pollutants invisible to conventional tests
• Accurate measurement of amino acids, vitamins and contaminants
• Allows targeted and secure dosage adjustment

• 4 in stock

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OCEAMO - ICP-MS - Seawater analysis

(2 reviews)

€69.99

Oceamo 's ICP-MS is a significantly more sensitive ICP-MS (ICP with Mass Spectrometry) analysis and offers detection limits up to 10,000 times lower than ICP-OES. . Allows optimal determination of trace elements in the relevant concentration range, resulting in incomparable results.

Your samples will be sent to Austria by La Poste with the envelope provided. The cost of postage will be 8 to 12€

• 9 in stock

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OCEAMO - ICP-OES - Analysis for seawater aquariums

(2 reviews)

€37.99

ICP-OES from Oceamo is a laboratory analysis of sea water. It will allow you to know the precise loan rates for 40 water parameters.

Your samples will be sent to Austria by La Poste with the envelope provided. The cost of postage will be 8 to 12€

• 8 in stock

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OCECAMO - Reinstwasser Laboranalyse - Analysis of...

€27.99

Reinstwasser Laboranalyse by Oceamo is a complete analysis of osmosis/pure water by ICP-OES and ion chromatography. Assessment of water in terms of suitability for aquarium keeping, including recommendations for improving water quality. Also suitable for testing tap water !

Your samples will be sent to Austria by La Poste with the envelope provided. The cost of postage will be around €8.

• 5 in stock

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Red Sea - Algae Control Pro - NO₃ and PO₄ Test Kit

€82.99

Red Sea 's Algae Control Pro is an exceptionally accurate colorimetric comparator test kit for the measurement of nitrates and phosphates .

• 1 in stock

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