A new method for determination of cephalexin based on the color reaction between cephalexin and ninhydrin has been developed.
基于头孢氨苄所含伯氨基在酸性条件下可与显色反应,从而建立流动注射分光光度法测定头孢氨苄的新方法。
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This ninhydrin solution reacts with amino acids present in sweat and turns purple due to the formation of Ruhemman's purple.
这种茚三酮溶液与汗液中氨生反应，由于鲁赫曼紫形成而变成紫色。
For porous surfaces like paper or walls, fingerprints are detected by spraying a solution called ninhydrin on the surface where a print may be found.
对于像纸或墙这样多孔表面，通过在可能现指纹表面喷洒一种叫做茚三酮溶液来检测指纹。
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详细解释
显色反应,从而建立流动注射分光光度法测定头孢氨苄的新方法。
氨
