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Litmus paper is composed of paper. It is made out of wood cellulose, adjunct compounds and lichens. It must be free of contaminants to obtains a proper pH reading.
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Litmus paper is an acid base indicator. The paper turns red in response to acidic conditions. The paper can be purchased at specialty stores.
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Litmus paper works on the a PH principle so something could be more acidic or alkaline. On a package of litmus paper is will have a color coding so if yo were to dip it into something
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The dyes extracted from lichens make us the water-soluble paper called litmus. This paper is used to test the acidity or PH of a solution. The presence of acid turns blue litmus to
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