Quickly and accurately measures the level of nitrite in pond water, reading levels from 0 ppm to 5 ppm. Makes 180 tests.
- Determines the level of nitrite, a toxic chemical produced when nitrifying bacteria break down ammonia in pond water.
- High nitrite levels may cause pond fish to suffocate & die.
- Includes test solution, glass test tube with cap, color chart easy-to-follow instructions.
