甘肃产独活及牛尾独活挥发油成分的气-质联用分析
Analysis of volatile oil from Radix Angelicae Pubescentis and Radix Heraclei in Gansu by GC-MS
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Abstract: OBJECTIVE To analyse and identify volatile oil from Radix Angelicae Pubescentis and Radix Heraclei in Gansu.METHOD The compositions were isolated and determined by GC-MS technique,and area normalization method was used to make quantitative analysis of t