Poolmaster Smart Test 6 Way Swimming Pool and Spa Water Test Strips - 50pc

For use in maintaining your in ground pool or above ground swimming pool and spa's proper water chemistry, these water testing strips are easy to use and read. Simply dip in pool water and read for instant results. Color indicators on the strips react to your pool water's chemistry. Match the color indicator on your strip with the color indicator chart for easy comparison. These test strips analyze six chemical factors: Free Chlorine, Bromine, Alkalinity, pH, Total Chlorine and Total Hardness. Contains 50 strips in a seal tight, easy-to-store container. Made in the USA.