API Master Freshwater Aquarium Test Kit pH Nitrite Nitrate Ammonia w/ GH/KH Chemical Media Directions: Before first use

Directions: Before first use

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API Master Freshwater Aquarium Test Kit pH Nitrite Nitrate Ammonia w/ GH/KH Chemical Media Directions: Before first useDescription The API FRESHWATER MASTER TEST KIT measures the 4 most important levels in freshwater aquariums quickly and accurately, including pH, high range pH, ammonia, nitrite, and nitrate. With scientific accuracy for professional results, the FRESHWATER MASTER TEST KIT comes with 4 test tubes and a convenient holding tub for easy storage. The kit also includes a step by step instruction booklet with a color chart that provides information on how