200PCS Chlorine Dip Test Strips Swimming Pool Water SPA Hot Tub PH Tester Paper.
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Test range for total alkalinity: 0 ~ 240 ppm. 30PCS S+M+L Size Christmas Sacks Party Gift Bags Present Storage Drawstring Wrap. Total chlorine test range: 0 ~ 10 ppm.