Objective: To assay n - hexanoic acid and I - pulegone in Chaijing injection by GC for establishing a method for quality control of Chaijing injection.
目的：测定柴荆注射液中正己酸和胡薄荷酮的含量以控制产品质量。
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Several problems in determinating hexanoic acid by colorimetry was analyzed, factors which influence col-or reaction were studied, the resonable colorimetric method was introduced.