PH Test Strips

Take accurate alkaline/acid tests with this pack of 80 Litmus paper strips
Each book also includes a color chart

Specifications
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

Package Included
1 x books containing 80 strips (80 strips in total)