ninhydrin
/nɪnˈhaɪdrɪn/noun
mass noun
1- Chemistry a synthetic crystalline compound which forms deeply coloured products with primary amines and is used in analytical tests for amino acids【化】（水合）茚三酮。
1.1
- A ketone derivative of indene; chem. formula: C9H6O4.茚的一种酮衍生物; 化学分子式：C9H6O4.
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