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Chlorine PPM to mg/L

Convert chlorine concentration from PPM to mg/L for pool and drinking water.

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Formula: ppm × 1 = mg/L
How to use this converter
  1. 1Enter chlorine in PPM.
  2. 2mg/L equals PPM for water.
Common questions
WHO recommends 0.2-0.5 mg/L. EPA allows up to 4 mg/L.
1-3 ppm. Below 1 ppm is under-sanitized; above 5 ppm causes irritation.
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