API Nitrite (NO2) Test Kit - Monitor Nitrites To Reduce Fish Loss Saltwater Treatments The highly digestible formula promotes

The highly digestible formula promotes efficient nutrient absorption while helping reduce waste and maintain excellent water quality

Designed for the Fluval U4 Underwater Filter

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The Exo Terra Tiki Waterfalls are unique ornaments in Hawaiian/Polynesian Tiki Style

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API Nitrite (NO2) Test Kit - Monitor Nitrites To Reduce Fish Loss Saltwater Treatments The highly digestible formula promotesTests for nitrite in freshwater saltwater aquariums. Nitrite, toxic to fish, is produced by nitrifying bacteria in the biological filter as it breaks down ammonia. Reads levels from 0 to 5 P. P. M.