100 Pool & Spa Test Strips

The Insta-TEST® Pro 400 Plus pool & spa strip measures Free Chlorine 0-10 ppm, Bromine 0-20 ppm, Total Chlorine 0-10 ppm, Total Alkalinity 0-240 ppm, pH 6.2-9.0, and Total Hardness 0-800 ppm.Perfect for Most Important Test Factors!Free Chlorine, Bromine, Total Chlorine, Alkalinity, pH, Total HardnessThe Insta-TEST® 5 Plus pool & spa strip measures Free Chlorine 0-10 ppm, Bromine 0-20 ppm, Total Chlorine 0-10 ppm, Total Alkalinity 0-240 ppm, pH 6.2-9.0, and Total Hardness 0-800 ppm.This test strip is a dip-n-read strip with instant results. Each bottle includes 100 test strips packaged in a waterproof PopTop bottle with hinged cap. The bottle has a molded desiccant liner, which protects the strips from moisture and UV light. This product can be purchased with English only text or trilingual (English, Spanish, French) instructions.Test FactorRangeFree Chlorine 0, 0.5, 1, 3, 5, 10 ppm Bromine 0, 1, 2, 6, 10, 20 ppm Total Chlorine0, 0.5, 1, 3, 5, 10 ppm Alkalinity 0, 40, 80, 120, 180, 240 ppmpH6.2, 6.8, 7.2, 7.8, 8.4, 9.0 Total Hardness 0, 100, 250, 450, 800 ppm