Fast, accurate free (available) chlorine testing in seconds-simply dip & compare to color chart for readings at 25, 50, 100, 200 & 300ppm for only $8.95 for 100 strips.
Confused about how to dilute? Use our free Chlorine bleach dilution calculator to take out the guesswork.
Use our bleach dilution calculator to take out the guesswork out of trying to calculate how to prepare a 50, 100, 200 (or other) ppm chlorine solutions.
Test Strip Documentation
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