说明

• 80 Strips/pack PH Test Strips Full PH Meter PH Controller 1-14st Indicator Litmus Tester Paper Water For Water Urine Saliva Soil Description Condition: 100% Brand New and High Quality Take correct alkaline/acid tests with this pack of eighty Litmus paper strips Each e-book also features a shade chart Specifications The scale reads from 1 to 14: 1 - three signifies a completely acidic substance 4 - 6 indicates an acidic substance 7 signifies impartial 8 - 11 indicates alkalinity 12 - 14 indicates a completely high point of alkalinity Package Included 1 x books containing 80 strips (80 strips in total)

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