View definitions for litmus paper

litmus paper

noun as in acid-base indicator


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Example Sentences

A blue litmus paper turns red in acids while a red litmus paper turns blue in basic solutions.

So they are a litmus paper for wider fertility—not a significant driver of Israeli birthrates.

The solution of lead must contain acid; and if by keeping it does not change litmus-paper, acid must be added till it does.

The blue litmus paper became red showing the presence of an acid.

It turns litmus paper red; sometimes very slightly, and occasionally even not at all.

Litmus-paper, indigo blue or other vegetable colours are at once bleached.

Then add enough of the bicarbonate of soda solution till it turns the litmus paper back to blue.

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On this page you'll find 3 synonyms, antonyms, and words related to litmus paper, such as: indicator, reagent, and testing agent.

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.