| litmus test |
litmus: a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicator a test that relies on a single indicator; "her litmus test for good breeding is whether you split infinitives"
출처: wordnet.princeton.edu/perl/webwn
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|---|---|
| litmus |
a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicator
출처: wordnet.princeton.edu/perl/webwn
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| litmus paper |
unsized paper treated with litmus for use as an acid-base indicator
출처: wordnet.princeton.edu/perl/webwn
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| litmus paper |
bibulous paper impregnated with a solution of litmus, dried, and cut into strips. If slightly alkaline, the paper is blue and is used as a test for acids, which turn it red; if slightly acid, it is red and alkalis turn it blue.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| litmus |
A pH indicator paper (range 4.5-8.3) impregnated with an extracted lichen pigment. It turns red in acidic and blue in alkaline solutions. However, the use of litmus paper as an indicator is not a precise method of pH measurement.
출처: www.fao.org/docrep/003/X3910E/X3910E15.htm
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