API Aquarium Fish Tank Ammonia Test Kit\nThe API Ammonia Test Kit is a mercury-free, salicylate test for fresh and saltwater aquariums. The Ammonia Test Kit allows you to accurately monitor the ammonia levels in your aquarium helping you to create a healthy environment for your fish to thrive. Ammonia is the number one killer of aquarium fish - even small amounts of ammonia can cause stress whilst large amounts of ammonia will lead to fish deaths. Fish continually release ammonia into the aquarium through their gills, urine and solid waste. Uneaten food and decaying organic matter also add ammonia to the water. The API Ammonia Test Kit provides a vital measure of ammonia levels between 0 and 8ppm.\n\nAPI Aquarium Fish Tank Ammonia Test Kit\n\nThe API Ammonia Test Kit is a mercury-free, salicylate test for fresh and saltwater aquariums. The Ammonia Test Kit allows you to accurately monitor the ammonia levels in your aquarium helping you to create a healthy environment for your fish toy