The Insta-Test Low Range Chlorine test strips are a convenient way to test low range levels of Free Chlorine. Ideal for drinking water or pools. Range and sensitivity is 0, 0.5, 1, 3, 5, 10 ppm. 25 per pack.
The Insta-Test Low Range Chlorine test strips are a convenient way to test low range levels of Free Chlorine. Ideal for drinking water or pools. Range and sensitivity is 0, 0.5, 1, 3, 5, 10 ppm. 25 per pack.