API Nitrate Fresh & Saltwater Test Kit 90 ct

Testing water has never been simpler! This kit tests Nitrate levels from 0 to 160 ppm, is easy and scientifically accurate & is for use in both fresh and salt water! Follow the API Easy Care Guide and use Nitrate Test Kit when testing key water parameter & identifying problems in an aquarium. A high nitrate level indicates a build-up of fish waste and organic compounds, resulting in poor water quality and algae growth. Maintaining a low nitrate level improves the health of fish and invertebrates, so aquarium water should be tested for nitrate to make sure it does not reach an undesirable level. This kit contains 2 bottles of liquid test reagent, 2 laminated, computer-calibrated color cards, glass test tube with snap-tight cap, step by step instructions and information on how to correct unsafe conditions.