Nitrite

Nutrafin Nitrite reagent #2 refill is for use with Nutrafin Nitrite Test (0.0 - 3.3 mg/L). Nitrite should be tested on a weekly basis as it is a toxic and potentially lethal nitrogen compound for fish. Format: 10 mL (0.3 fl oz).

Nutrafin Nitrite reagent #1 refill is for use with Nutrafin Nitrite Test (0.0 - 3.3 mg/L). Nitrite should be tested on a weekly basis as it is a toxic and potentially lethal nitrogen compound for fish. Format: 16 mL (0.5 fl oz).

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.

Nitrite Develops When Beneficial Bacteria Break Down Ammonia. This Becomes Extremely Toxic To Fish When High Levels Of Nitrite Persist In The Aquarium For More Than A Week. Test Weekly.