Tests for nitrite in freshwater & saltwater aquariums. Nitrite, toxic to fish, is produced by nitrifying bacteria in the biological filter as it breaks down ammonia. 180 tests per kit.
Helps monitor nitrite and prevent invisible water problems that can be harmful to fish
Accurately detects high nitrate levels from 0-5 ppm
Prevents high levels of nitrite which inhibit fish respiration and suppress their immune systems
