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litmus paper
litmus papern. An unsized white paper impregnated with litmus and used as a pH or acid-base indicator.lit′mus pa`per
n. a strip of paper impregnated with litmus, used as a chemical indicator. [1795–1805] litmus paperPaper impregnated with litmus, a lichen-derived powder that changes color according to the acidity or basicity of a substance it comes into contact with. Litmus paper is thus used to test for acidity or basicity.Thesaurus| Noun | 1. |  litmus paper - unsized paper treated with litmus for use as an acid-base indicatorlitmus, litmus test - a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicatorpaper - a material made of cellulose pulp derived mainly from wood or rags or certain grasses |
Translationslitmus paper
litmus paper[′lit·məs ‚pā·pər] (materials) White, unsized paper saturated by litmus in water; used as a pH indicator. litmus paper
litmus [lit´mus] a blue pigment prepared from Rocella tinctoria and other lichens.litmus paper absorbent paper impregnated with a solution of litmus, dried and cut into strips. It is used to indicate the acidity or alkalinity of solutions. If dipped into alkaline solution it remains blue; acid solution turns it red. It is used to test urine and other body fluids; it has a pH range of 4.5 to 8.3.litmus paperChemically prepared blue paper that contains a hydrogen-ion sensitive dye, is turned red by acids, and remains blue in alkali solutions; pH range is 4.5 to 8.5. See: indicatorSee also: paperLegalSeePaperFinancialSeepaperlitmus paper
Related to litmus paper: phenolphthaleinWords related to litmus papernoun unsized paper treated with litmus for use as an acid-base indicatorRelated Words |