Using the API Freshwater Aquarium Master Test Kit is simple. We can test for Ammonia, Nitrite, and Nitrate levels in the water along with PH levels of your water. Your API freshwater master test kit is easy to measure and read your results. API freshwater master test kit directions can be difficult to read and understand. We will break down the step by step procedure to achieve accurate results. Pro-Tip... Having crystal clear and clean looking water DOES NOT mean your water is healthy for your

Keep your aquarium thriving! Bring in a sample of your water from your tropical or marine tank and get a professional digital water test in-store for just $10. Quick, accurate, and perfect for peace of mind! | Fish World Aquarium