Free Chlorine Test Strips, 0-600 mg/L, 100 tests

Hach test strips are manufactured with a unique reagent pad at the tip, using proven chemistries based on standard reference methods. Just dip the strip, wait until color development occurs, and compare the color of the reacted pad to the chart printed on the bottle.

*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.