API Nitrite Liquid Test Kit – 180 Tests
Nitrite liquid test kit from API – 180 tests. Fresh water / salt water, toxic nitrite is produced by nitrifying bacteria in the biological filter as it breaks down ammonia. This kit tests for harmful nitrite and measures levels from 0 to 5.0 ppm. Contains 180 tests and includes 1 test solution, easy-to-ready instructions, glass test tube and color chart.