Ulisem 50-Piece 9-in-1 Drinking Water Test Strips, pH Test Strips for Swimming Pool and Spa Water, Water Hardness Test Strips for Aquarium, Pool Test Strips for pH, Nitrite, Chlorine, and Water Hardne

General Description Complete 9-in-1 Test Kit: This water tester includes 50 test strips to test 9 essential water parameters, including free chlorine, total chlorine, pH, water hardness, alkalinity, bromine, cyanuric acid, and more. Ideal for maintaining your pool, spa, or drinking water. Technical Specifications Number of strips: 50 Parameters tested: free chlorine, total chlorine, pH, water hardness, alkalinity, bromine, cyanuric acid, etc. Usage Simply dip the strip into the water for one second, remove it, and hold it horizontally for 15 seconds. Then compare the resulting color with the color chart on the packaging for a quick and easy analysis. Each strip is designed for easy reading without shaking out excess water, ensuring quality results with a simple procedure to maintain clean and healthy water. Other information