Use clean forceps or a glass rod to apply the sample, or dip one end of the paper strip into the liquid.
Primarily used to test for acids. It remains blue in basic or neutral solutions and turns red in acidic ones. litmus paper
Litmus paper is a fundamental chemical indicator used to determine whether a solution is acidic or basic (alkaline). It is made from absorbent paper impregnated with a mixture of organic dyes obtained from lichens. Overview and Purpose Use clean forceps or a glass rod to
Collect 2-3 drops of the sample in a clean vessel or well plate. Litmus paper is a fundamental chemical indicator used
There are three main variations used in laboratories and educational settings:
A more versatile option that can turn red in the presence of an acid or blue in the presence of a base. Testing Procedures