茚三酮

A new method for determination of cephalexin based on the color reaction between cephalexin and ninhydrin has been developed.

基于头孢氨所含伯氨基在酸性条件下可与茚三酮发生显色反应,从而建立流动注射分光光度法测定头孢氨的新方法。

To provide proof of grafting, modified hydrolysate was identified by indanthrone, the IR and amino acid composition analysis of hydrolysate and modified hydrolysate were studied.

对改性产品以茚三酮法进行分析,对铬鞣革屑水解产物及其改性产品进行IR分析和氨基酸分析。