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Starch and Iodine Test Paper

tive reagent for alkalies and acids; it is used Prepared by mixing starch paste with iodide for the preparation of test paper, and is pretest paper, and is preof potassium turned blue by chlorine, ozone, pared like litmus paper, by saturating unpaper, by saturating unand the mineral acids, and by the air containing them. 1 sized paper with a solution of the alkanet red.

This is obtained by extracting dry alkanet