Industrial Test Systems WaterWorks 480015 5-Way Water Check, 30 Seconds Test Time (Bottle of 50)

Direct from the Manufacturer - USA WaterWorks 5-WAY Water Check #480015 CONTAINS 50 TESTS STRIPS FOR TESTING FREE CHLORINE, TOTAL CHLORINE, PH, TOTAL ALKALINITY, AND TOTAL HARDNESS IN WATER. WaterWorks 5-WAY Water Check combines 5 tests onto one strip making testing for Free Chlorine, Total Chlorine, pH, Total Alkalinity, & Total Hardness a hassle free process. Designed using cutting-edge chemistry, WaterWorks 5-WAY gives accurate and reliable results in less than 30 seconds utilizing a single dip-and-read method. Detects: Total Hardness: 0, 25, 50, 120, 250, 425 ppm (mg/L) Free Chlorine: 0, 0. 5, 1, 2, 4, 10 ppm (mg/L) pH: 6. 2, 6. 8, 7. 2, 7. 8, 8. 4 pH Total Chlorine: 0, 0. 5, 1, 2, 4, 10 ppm (mg/L) Total Alkalinity: 0, 40, 80, 120, 180, 240 ppm (mg/L)