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Kind Of Basic Test That Turns Red Or Blue Crossword Clue

There is 1 exact and 157 possible answers.
We've checked our database and believe the answer is LITMUS which was last seen in the The Guardian Quick crossword.
Check other possible answers below.
We think the answer to this crossword clue is: LITMUS

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Expand?LettersAnswerClue
99%6Exact Match!
noun

• 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

37%11 It turns red in acidic solutions and blue in basic solutions
noun

• unsized paper treated with litmus for use as an acid-base indicator

30%15 It turns blue in basic solutions
noun

• a dye used as an acid-base indicator, with useful range between pH 6.0 and 7.6

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We think you're currently doing a The Guardian Quick crossword, and other users also searched for these clues:

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Clue Last Found In...

Source #Number Answer
The Guardian Quick19 Jul 2021 Down 5
This clue was last seen in the publications above.

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