9-in-1 Aquarium Test Strips Kit for Water Quality

Overview 9-in-1 Aquarium Test Strips provide quick and accurate water quality testing for aquariums. Each bottle includes a test tube and 100 strips, covering 9 key parameters: iron, copper, nitrate, nitrite, free chlorine, hardness, total alkalinity, carbonate, and pH. What’s Included 100 x Test Strips 1 x Test Tube How To Use Dip the strip into the liquid to be tested for 2 seconds, then remove and place on clean paper to drain. Wait 30 seconds and read the results by comparing the color on th