Tests calcium carbonate hardness, phosphate, and nitrate for comprehensive water quality monitoring
Includes four glass test tubes and a holding tub for reusable, organized storage
Comes with a complete step-by-step instructional booklet and color chart for easy, accurate results
Fast and easy testing process reduces stress on aquarium inhabitants
Calibrated specifically for reef aquariums to protect sensitive marine life
Summarized by Shop
For Marine
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API's REEF Master Test Kit measures the most important aquarium levels in a Reef Aquarium. 4 different tests calibrated specifically for Reef aquariums are designed to protect reef-dwellers from dangerous water conditions. Tests include: Calcium, Carbonate Hardness (KH), Phosphate & Nitrate), 4 test tub