Sera Nh3 and Nh4 Test Kit Ammonium Ammonia substrate and rocks A highly concentrated blend of

A highly concentrated blend of fast-dissolving marine salts

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Sera Nh3 and Nh4 Test Kit Ammonium Ammonia substrate and rocks A highly concentrated blend ofSera Nh3 and Nh4 Test Kit Ammonium Ammonia Sera Nh3 and Nh4 Test Kit Ammonium Ammonia is used to monitor the ammonium and ammonia levels in fresh and marine water to ensure the safety of fish. Makes it easy to monitor the ammonium ammonia level in fresh and marine water Ammonium and ammonia mainly arise from fish waste. They are converted into each other depending on the pH value. While ammonium is mostly harmless, ammonia is toxic to fish. The sera