Test Strip, Test Form Strip, Overall Length 4 in, Test Type Test Strips, Testing Parameter One Total Hardness, Iron, pH, Total Chlorine, Overall Width 1/4 in, Parameter Measurements Included 0 to 10 ppm Iron, 0 to 400 ppm Total Hardness, 0 to 5 ppm Total Chlorine, 4 to 9 pH, Number of Tests 50, pH Resolution 1.0 pH, Test Detects For Iron, pH, Total Chlorine, Total Hardness, Includes Color Chart Label, Parameter Five Measurements Included Not Applicable. This item has been restricted from sale in the following state (s): []