Clorox Pool&Spa Swimming Pool 3-Way Water Test Kit Refill Solutions test like an expert. They accurately measure bromine, chlorine, and pH levels, providing reliable poolside results. Fresh ...

Safe Home Ultimate DIY Water Test Kit - $30 The Safe Home Ultimate Drinking Water Kit offers 25 tests for each of the following parameters: Total Chlorine, Free Chlorine, Hardness, Alkalinity ...

Whelton, Professor of Civil, Environmental, and Ecological Engineering at Purdue, “Testing for disinfectant like chlorine ... a lot of those test kits aren’t that helpful,” Whelton says.