Description
The product described is a pack of 100 Whatman 10362000 6 X 85 mm strips that can measure pH levels from 0 to 14. These strips contain a mixture of indicators that change color when in contact with a sample solution, and a color comparison table is provided to determine the pH level.
Universal indicator papers have been impregnated with a mixture of several indicators. On contact with the sample solution they assume a particular color. A check against the supplied color comparison table allows the pH to be determined.