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Fill up the bottle 3/4 of the way
Free Chlorine
0 12 Manganese 486606 0
WaterWorks™ Free Chlorine TDS That way you will getCheck your Free Chlorine with Confidence using our WaterWorks Free Chlorine . Featuring a patented indicator, make sure your Free Chlorine levels are where you want them to be. Contains 50 tests. No interference from Chloramines No bleach out at very high concentrations Simple method and no dilution necessary Get results in 32 seconds No instrument required Safe and non hazardous Uses patented TMB indicator pad U. S. patents # 5491094 # 6541269 Range
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