单词 | methyl red |
释义 | methyl red [`meth·ǝl `red] ORGANIC CHEMISTRY (CH3)2NC6H4NNC6H4COOH A dark red powder or violet crystals with a melting point of 180°C; soluble in alcohol, ether, and glacial acetic acid; used as an acid-base indicator (pH 4.2-6.2). |
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