API Reef Master Test Kit - Calcium, Carbonate Hardness (KH), Phosphate, Nitrate Bioactive 0% Calcium (min) 1

0% Calcium (min) 1

nibbling and chewing

The ideal phosphate level will vary

The new generation of H

Works within 24 hours

API Reef Master Test Kit - Calcium, Carbonate Hardness (KH), Phosphate, Nitrate Bioactive 0% Calcium (min) 1The REEF MASTER TEST KIT tests 4 key parameters to keep reef inhabitants healthy. The REEF MASTER TEST KIT is highly accurate and economical. For ease of use, it comes with 4 glass test tubes with snap tight caps & a convenient holding tray. The kit also includes a complete, step by step instruction booklet with computer calibrated colour chart which provides information on how to correct unsafe water conditions. Tests Calcium, Carbonate Hardness