WaterWorks 5-Way for water quality testing reports results for Free Chlorine, Total Chlorine, pH, Total Alkalinity, & Total Hardness “ all on the same strip. Utilizing a single dip-and-read method, WaterWorks 5-Way offers accurate and reliable water quality test results in less than 30 seconds. What makes the WaterWorks 5-Way unique from the rest is its unbeatable low price. Packaged in bottles of 50, WaterWorks 5-Way for water quality testing proves that quality and luxury can be affordable.Number of Tests: Bottle of 50Sensitivity: See: pH / Total Alkalinity(TA), Total Hardness(TH), Free & Total Chlorine (480655)Total Test Time: 30 Seconds