Copper Test Strips 0-5 ppm

Copper Test Strips Bottle of 25; Total Copper Free and Total; Increments of 0 0.05 1 2.5 and 5 ppm (mg/L). Simply dip one test strip into your water sample for 30 seconds with a back and forth motion. Remove the strip and shake once to remove any excess water. Wait 2 minutes for the color to develop and match with the closest color match to determine your level of Copper. Accurate results for home lab and on-site have never been this easy.