Question

How litmus paper is prepared??

Answer 1

Wood cellulose, lichens

Answer 2

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Litmus is a water-soluble mixture of different dyes extracted from lichens. It is often absorbed onto filter paper to produce one of the oldest forms of pH indicator, used to test materials for acidity.The primary raw materials used for making litmus paper are wood cellulose, lichens, and adjunct compounds. measuring. Like most paper, litmus paper is made from wood cellulose.