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About the Product: The API Ammonia Test Kit measures ammonia levels in both fresh and saltwater aquariums. Ammonia, the number one killer of tropic...

About the Product: Aquarium Pharmaceuticals Calcium Test Kit Liquid allows you to easily and accurately measure the calcium level and maintain a he...

About the Product: Aquarium Pharmaceuticals Fresh/Salt Water Carbonate Test Kit measures carbonate hardness, the measure of carbonate and bicarbona...

About the Product: Aquarium Pharmaceuticals' Copper Test Kit tests copper levels in water from 0 to 4 ppm, and measures both free and chelated copp...

About the Product: The API Freshwater Hardness GH and KH Test Kit tests tap water and freshwater aquariums for general hardness (GH) and carbonate ...

About the Product: API Freshwater Master Test Kit is a complete test kit for testing tap and aquarium water. Tests five different potentially dange...

About the Product: Nitrate buildup in aquariums is often an indicator of declining water quality. High levels of nitrate are frequently associated ...

About the Product: Nitrite NO2 - Test Kit for Fresh Water / Salt Water monitors nitrite to help prevent fish loss. Fast, accurate and easy-to-use. ...

About the Product: Aquarium Pharmaceuticals' High Range pH Test Kit helps you ensure a healthy environment for your fish in both fresh and saltwate...

About the Product: Aquarium Pharmaceuticals pH Test and Adjuster Kit monitors your aquarium water pH with extreme accuracy, and includes API pH UP ...

About the Product: Aquarium Pharmaceuticals Phosphate Test Kit allows you to easily and accurately measure the phosphate level and maintain a healt...

About the Product: The API Pond Master Test Kit is a complete kit for testing tap water and pond water. This fast, easy, and accurate kit measures ...

About the Product: The API Marine Reef Master Test Kit tests the most important aquarium levels. Tests Calcium, Carbonate hardness, phosphate, and ...

About the Product: The API Saltwater Master Test Kit for marine aquariums contains everything you need to measure the most important levels in your...