Aquarium and pond equipment at the best prices!
For those passionate about aquariophily
Having trouble finalizing your order? Contact us 24 hours a day by email at information@zoanthus.fr.
Basin Analysis
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Balling Products
Seawater supplements
Basic elements
Fresh Water Supplements
CO2 system
Basin Supplements
Basic elements
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Fish Care
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Food
Fresh Water Food
Food Basin
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Sand
Substrate for reactor
Sea Salts
Sands / Quartz / Substrates
Remineralizing
Pond Substrate
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Equipment
Basin Equipment
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Hanna Instruments ' HI770 Silica Checker Mini Photometer is specially designed to quickly and accurately determine the silica content of water in values from 0 to 200ppm . With a digital readout, you won't have to struggle to determine colors visually.
This device is not suitable for the analysis of sea water, the silica content being less than 1ppm.
Order it before
15:00 Monday
and receive it
on
Tuesday, March 17, 2026
with
Chronopost - Livraison express à domicile
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Reagents for Checker Silica HI770, 25 tests.
Ref: HI770-25
The HANNA® Wide Range Silica Photometer is positioned between simple chemical test kits and advanced professional instruments. Unlike chemical kits, which rely on visual observation to assess color changes, offering limited accuracy and resolution, professional instruments use light sources such as LED or tungsten lamps combined with a filter and light detector to accurately measure ion concentrations. While these professional instruments are highly accurate, their cost can be several hundred dollars. The HANNA® Wide Range Silica Photometer incorporates a silicon photoelectric detector and a fixed wavelength, combining the accuracy of a professional instrument with an affordable cost comparable to a chemical test kit.
HI7134 comes with 2 measuring cuvettes and their cap, reagents for 6 tests and the battery.
| Specifications | HI770 |
| Range |
0 to 200 ppm |
| Resolution | 1 ppm |
| Accuracy (at 25°C) |
±2 ppm ±5% of reading |
| Method | adaptation of USEPA method 370.1 for drinking, surface and saline waters and of standard method 4500-SiO₂ C for domestic and industrial waters. |
| Light source | LED @ 610nm |
| Light detector | Silicon photocell |
| Battery / Self-extinguishing | 1 x 1.5V AAA / After 2 minutes of non-use and 10 seconds after each reading |
| Dimensions / Weight | 86 x 61 x 37.5 mm / 64 g |
Liquid reagent for seawater alkalinity (HI 755), 25 tests.
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.
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.
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.
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.
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.
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.
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.
Mini-photometer Checker HC alkalinity in drinking water (up to 500 mg/L) from Hanna Instruments . HI775 is delivered with 2 measuring cuvettes and their cap, reagents for 25 tests , 1 syringe 1 mL with tip and the battery.
Phosphate Checker HI7134 mini photometer from Hanna Instruments is specially designed to quickly and accurately determine the level of phosphates in swimming pools . With a digital reading, you no longer have to struggle to determine colors visually.
Reagents for Checker Phosphate HI7134, 25 tests.
Ref: HI7134 -25
Reagents for Checker Silica HI770, 25 tests.
Ref: HI770-25