Check your Free Chlorine with Confidence using our WaterWorks™ Free Chlorine Ultra High. Featuring a patented indicator, make sure your Free Chlorine levels are where you want them to be. Contains 50 tests.
Make sure your Chlorine is strong enough to kill viruses!
- No interference from Chloramines
- No bleach out at very high concentrations
- Simple method and no dilution necessary
- Get results in 61 seconds
- No instrument required
- Safe and non-hazardous
- Uses patented TMB indicator pad U.S. patents # 5491094 # 6541269
Range 0, 25, 50, 200, 500, 800, 1000, 1500, 2000 ppm
Made in USA
Ideal for checking your sanitizer level!