Description
- New without tags
- Take accurate alkaline/acid tests with this pack of 160 Litmus paper strips
- Each book also includes a colour chart
- The scale reads from 1 to 14
- Included 2 x books each containing 80 strips (160 strips in total)
2 x 80 Full Range 1-14 pH Test Paper Test Strips Alkaline Acid Litmus Testing Kits
