Aquachek Select 5-in-1 test strips. 50 strips per bottle. Sold only by the bottle. Water test strip for Total Chlorine, Free Chlorine, Total Hardness, Total Alkalinity, and pH all on one strip. Water test strip for Total Chlorine, Free Chlorine, Total Hardness, Total Alkalinity, and pH all on one strip. Just dip the strip into the water sample, shake and match the color to get results. 5 different tests per strip. Designed to meet the unique needs presented by the higher water temperatures in Spas, Aquachek Select 5-in-1 Test Strips provide comprehensive testing ensuring both clean and healthy water and protection against damage from ph fluctuations and scale formation.
