A new method for the total analysis of the polybasic acids and higher fatty acids in hawthorn fruit by gaschromatography-mass spectrometry(GC-MS)was developed.

• 采用硫酸甲酯化处理山楂果样品,二氯甲烷作萃取剂,用气相色谱-质谱联用法对山楂果中的多元酸和高级脂肪酸进行了全面分析。