Multi-Factor Test Strips - Insta-TEST® Test Strips ...
5 in 1 test strips are great for quick, on-site evaluations of water quality with reliable results on every test. These mulit-parameter test strips test for five water quality measurements on 1 strip. Contains 50 tests. Free Chlorine (0-10 mg/L) Total Chlorine (0-10 mg/L) Total Hardness (as CaCO3, 0 …
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