水合茚三酮
shuǐ hé yìn sān tónɡ
- 名ninhydrin;triketohydrindene hydrate
水合茚三酮-
方法：采用氨基酸的游离氨基与水合茚三酮产生显色反应，在一定范围内，其颜色的深浅与氨基酸的含量成正比。
Methods : Color reaction of free amino acids with ninhydrin was adopted , since , in certain extent , the color depth is correlated with the amino acid content .
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并用红外光谱、水合茚三酮反应、含氮量分析等方法验证接枝反应的进行。
The proof of grafting was established by IR spectra , ninhydrin test , nitrogen estimation and other analytical methods .