It's time to use that pool test kit to check levels and water quality. Don't panic if you didn't take chemistry in school - the kit is fairly easy to use if you just follow the directions.This particular kit, the 4-in-1 by Guardex, tests your pool water's pH, total chlorine, total bromine, acid demand, and total alkalinity.
Other types of kits include test strips or provide an analysis through the manufacturer's website or by taking the kit to your pool supply store. Be aware that the bottle numbers, vial sizes, and chemicals in this tutorial may be unique to this particular brand of test kit. Follow the instructions for your kit.
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