API REEF MASTER TEST KIT

The REEF MASTER TEST KIT tests 4 key parameters to keep reef inhabitants healthy. It is highly accurate and economical. Measures the most important aquarium levels quickly and accurately. Tests Calcium, Carbonate Hardness (KH), Phosphate, and Nitrate. Compact to store at home. 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 color chart which provides information on how to correct unsafe water conditions.