What Are the Differences Between Litmus Paper & pH Strips? | Sciencing - Ph paper strip
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Cabbage: not just for coleslaw any more! Learn about pH strips and make your own, right in your own kitchen. pH strips are pieces of paper that change color. for that case, and in a box of strips. pH test strips, which have small squares of paper, each prepared with a different indicator, are also available. Ahlstrom.