50 3-in-1 test strips for chlorine, pH and alkalinity, 58142

General Description These 3-in-1 test strips assess three basic chemical levels: free chlorine, pH, and total alkalinity, providing a complete picture of your pool or spa water chemistry. Technical Specifications Assessments: Free chlorine, pH, total alkalinity Quantity: 50 strips Usage Instructions: Simply dip the test strip into the water, and it will quickly change color to indicate the levels of different chemicals present. The test strips feature an intuitive color-matching system on the side of the bottle, allowing you to easily compare the strip colors with a reference color chart.