HPLC法测定延胡索中延胡索乙素的含量
Assay of tetrahydropalmatine in yanhusuo by HPLC
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Abstract: OBJECTIVE:To determine the content of tetrahydropalmatine in the yanhusuo.METHODS:HPLC method was selected to determine the content.The separation was performed on an analytical C18-ODS column.The mobile phase was methanol0.1% phosphoric acid(adjusted to