Quicktest strips for pH and free chlorine
Test strips for quick and accurate measurement of pH and free chlorine. A must have for any pool or hot tub owner. Box with 50 test strips for pH value (Phenol-Red) and free chlorine measurement (DPD1).
Use of Quicktest strips
Hold the Quicktet strip in the water for approx. 2 seconds (do not measure directly on the surface). Wait 15 seconds for the strip to change color. Then compare Quicktest strips with the bar shown so that you can determine your pH value and free chlorine.
attention . Quicktest strips redden, so the comparison must take place after about 15 seconds. A later comparison would give an incorrect result.