For free chlorine determination by the DPD Free Chlorine method. For use with Hach SwifTest DPD dispenser.
USEPA accepted for reporting for drinking water analysis using Hach Method 8021. Total chlorine and potassium iodide refill vials also available.
Range: 0.02 - 2.00 mg/L Cl2. Sample size: 10 mL. Approximately 250 tests per vial.
*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
- Fast, easy reagent addition
- Just squeeze to add powder
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