英语词汇“methyl red”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	methyl red
释义	DictionarySeered methyl red methyl red [′meth·əl ′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). methyl red meth·yl red (meth'il red), A weakly acid dye used as a pH indicator (red at 4.8, yellow at 6); easily reduced with loss of color and pH readings must be made rapidly. methyl red An indicator of pH. It is red at pH 4.4 and yellow at 6.2. CAS # 493-52-7See also: red
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methyl red