Pay in 4 interest-free payments of $6.65 Learn more
Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
you can instantly read the results
especially if you live in a swampy area
Total High 486672 1 - 200 Chlorine
005ppm (µg/L)) to 100 ppb (µg/L) (
SenSafe® Free Chlorine Parameter_Chlorine Dioxide you can instantly read theCheck your Free Chlorine with Confidence using our SenSafe Free Chlorine Check. Featuring a patented indicator and design, make sure your Free Chlorine levels are where you want them to be. Contains 50 tests. No interference from Chloramines No bleach out at high concentrations Save money by having 2 different ranges in one bottle (using Method A or Method B). Method A: 0. 0, 1. 0, 2. 0, 3. 0, 4. 0, 5. 0, 6. 0, 7. 0 ppm Method B: 0. 00, 0. 05, 0. 10,
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