NEW PH Test Strips Indicator Test Strips 1-14 Paper Litmus Tester/Brand
Item Description
Take accurate alkaline/acid tests with this pack of 80 Litmus paper strips which come in 5 individually sealed books. Each book also includes a colour chart.
The scale reads from 1 to 14: 1 - 3 indicates a very acidic substance 4 - 6 indicates an acidic substance 7 indicates neutral 8 - 11 indicates alkalinity 12 - 14 indicates a very high level of alkalinity
Make