1 Set = 80 Strips! Professional 1-14 Ph Litmus Paper Ph Test Strips Water Cosmetics 4 Boxes-320Pcs

1 Set = 80 Strips Professional 1-14 PH Litmus Paper Ph Test Strips Water Cosmetics Soil Acidity Test Strips With Control Card Condition: 100% New and High QualityTake accurate alkaline/acid tests with this pack of 80 Litmus paper stripsEach book also includes a color chartSpecificationsThe scale reads from 1 to 14:1 - 3 indicates a very acidic substance4 - 6 indicates an acidic substance7 indicates neutral8 - 11 indicates alkalinity12 - 14 indicates a very high level of alkalinityPackage Included1 x books containing 80 strips (80 strips in total)