AquaChek 551236 7-Way Pool & Spa Test Strips – 100 Count

This is a container of 100 strips that test for total hardness, total chlorine, total bromine, free chlorine, pH, total alkalinity, and cyanuric acid.

• 7-Way Strips Measure:Free Chlorine, Total Chlorine, Bromine, Total Hardness, Total Alkalinity, pH and Cyanuric Acid
• Just dip and wait 15 seconds
• Includes a reusable color chart comparator( The reusable color chart comparator is the color chart on the side of the bottle)