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

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

ZOANTHUS LAB - ICP MAX – Advanced reef analysis + 45 parameters + reverse osmosis water With ZOANTHUS LAB - ICP MAX , you take your aquascaping to the next level: an ultra-comprehensive analysis designed for demanding aquarists who want to understand everything happening in their tank … and also secure their foundation with RO/DI water testing. This formula combines in-depth reef analysis (major elements, nutrients, trace elements, and micronutrients) with an expanded spectrum including additional parameters such as fluoride , and dedicated RO/DI water quality testing. ICP MAX allows for earlier, more precise, and more accurate detection of issues: slow accumulation of an element, subtle metal contamination, unbalanced supplementation, or imperfect starting water. The results are clear, actionable, and, most importantly , compatible with the free Zoa Aqua Manager calculator , transforming the analysis into concrete and personalized recommendations. Advanced reef analysis: over 45 parameters Includes reverse osmosis (RO/DI) water control Precise detection of contamination and accumulation Free return shipping (prepaid letter provided)  

Fleece-Roll 500 from Red Sea is a roll of high flow 50gsm non-woven polyester filter fabric , for the ReefMat 500 filter . Compatible with skimmers. The roll has a length of 28 m and a width of 11.3 cm.

Powder reagents for HLR phosphate checker (HI 774), 25 tests. Ref: HI774-25

This SALIFERT brand analysis kit allows you to accurately measure the calcium level of your seawater. Allows you to take 50 to 100 measurements.

This analysis kit from the SALIFERT brand allows you to measure the   Kh of your seawater with precision. Allows you to take 100 to 200 measurements.

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

Standard solution of 35 ppt for the calibration of salinity testers type HI98319 . Ref: HI70024P

Crushed coral size 30 mm of very high quality. Made from 100% crushed coral. Also suitable as a substrate for aquariums with East African cichlids.