Silica gel column separation method and spectrophotography were used to determine the content of urson in the preparation.
采用硅胶光光度法,对制剂中所含熊果酸成进行含量定,结果含量定的标准品线关系好,数稳定。
Silica gel column separation method and spectrophotography were used to determine the content of urson in the preparation.
采用硅胶光光度法,对制剂中所含熊果酸成进行含量定,结果含量定的标准品线关系好,数稳定。
METHOD Qualitative test with thin-layer chromatography was performed on Yunkeping Granule, with Spica Prunellae Vulgaris, Herba Plantaginis and urson as the control.
方法采用以夏枯草、车前草为对照药材,以熊果酸为对照品,对晕可平冲剂进行了薄层层析定研究。
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