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单词
hopkins-cole reaction
释义
Hopkins-Cole reaction
Hopkins-Cole reaction
[
′häp·kənz′kōl rē‚ak·shən
]
(analytical chemistry)
The appearance of a violet ring when concentrated sulfuric acid is added to a mixture that includes a protein and glyoxylic acid; however, gelatin and zein do not show the reaction.
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更新时间:2025/3/17 13:22:07