Salifert Fresh NO2 Test – Nitrite (NO2) Test for Freshwater Aquariums

Salifert Fresh NO2 Test Salifert Fresh NO2 Test is a drop test for monitoring nitrite (NO2) in freshwater aquariums. Nitrite is a toxic intermediate in the nitrogen cycle, and elevated levels can quickly impact fish health. This test is especially useful during aquarium cycling , after filter maintenance, after medication, and whenever water quality issues are suspected. What the test measures – Nitrite: NO2 Key features – Simple drop test for routine freshwater water testing – Helpful for monitoring the nitrogen cycle and troubleshooting water quality – Allows fast detection of elevated NO2 in freshwater tanks