Aquarium test kit to determine Nitrite (NO2) content in freshwater and saltwater aquariums.
JBL Nitrite Test set is designed for the measurement and routine control of nitrite content in saltwater and freshwater within the range of 0.025 to 1.0 mg/L nitrite.
Nitrite is a toxic nitrogen compound, which is formed when the bacterial balance is disturbed or when setting up a new aquarium.