3IN 1 / 7 IN 1 Chlorine Dip Test Strips Tub Swimming Tester Pool PH Papers Y5V0

7in1 can test: 1. Total chlorine 2. Free chlorine 3. Bromine 4. Total alkalinity 6. Cyanuric acid 7. Total hardness. Total Chlorine2.PH3.Total Alkalinity.

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