Api Nitrite Aquarium Water Quality Test Kit 180 Tests Per Kit
Water should be tested for nitrite every other day when your aquarium or pond is first set up, and once a week after the biological filter has been established (in about 4-6 weeks).
Contains one (1) API NITRITE TEST KIT 180-Test Freshwater and Saltwater Aquarium Test Kit, including 1 bottle of testing solution, 1 color card and 1 glass test tube with cap
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
Use for weekly monitoring and when water or fish problems appear