Specification: Size: 5 x 1 cm Effective range: pH 1-14 Material: paper Weight: approx. 67g / pack

Package Includes: 5 packs of pH test paper (400 sheets in total) What you get: The pack contains 5 packs of pH test paper. Each pack contains 80 pieces, total of 400 pieces, sufficient quantity for your long term use and meet your different needs Light and portable: Each small piece is about 5 x 1 cm, right size and light weight for easy carrying and storage ; Please note that the test strip must be stored in a dark and dry place. pH 1-14: The scale shows 1 to 14, 1-6 shows an acidic substance, 7 shows neutral, 8- 14 indicates alkalinity; The color changes of the test strip must match the color card of the pH scale within approx. 15 seconds. Application: Under normal circumstances, the solution of the tasting paper leads to color changes a few seconds after contact with the test paper. Remove the small test strip and compare the test results with the standard color on the box. The smaller the number, the stronger the acidity and the higher the value, the stronger the alkalinity Purpose: The universal test paper strips with a pH value of 1 to 14 can be used for testing water, swimming pools, aquariums, soil, milk Cleaning agents can be used by testing many common everyday substances