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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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blow one's donuts
blow (one's) doors off
blow one's doors off
blow (one's) doughnuts
blow one's doughnuts
blow (one's) fuse
blow one's fuse
blow (one's) groceries
blow one's groceries
blow (one's) lid
blow one's lid
blow (one's) lines
blow one's lines
blow (one's) load
blow (one's) lunch
blow one's lunch
blow (one's) mind
blow one's mind
blow one's mind, to
blow (one's) nose
blow one's nose
blow (one's) own horn
blow one's own horn
blow one's own horn/trumpet
blow one's own horn/trumpet, to
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更新时间:2026/7/14 23:14:26