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26 in stock
Free Chlorine 0-10 ppm, Total Alkalinity 0-240 ppm, pH 6.2-9.0 Cyanuric Acid (Stabilizer) 0-250 ppm.
This test strip is a dip-n-read strip with instant results. The Insta-TEST® Pool 4 strip is the ideal pool strip allowing the user to measure the most important test factors. Each bottle includes 50 test strips