Quality Standard of Compound Buwu Syrup / 中国药房

ABSTRACT

OBJECTIVE: To establish the quality standard of Compound buwu syrup. METHODS: TLC was employed to identify Psoralea corylifolia,Angelica sinensis,Ligusticum chuanxiong and Salvia miltiorrhiza.HPLC was applied for the determination of the contents of psoralen and isopsoralen.RUSULTSPsoralea corylifolia,Angelica sinensis,Ligusticum chuanxiong and Salvia miltiorrhiza were all well-separated with clear TLC spots.The linear ranges of psoralen and isopsoralen were 0.030 4～0.304 ?g(r=0.999 1) and 0.036 2～0.362 ?g(r=0.999 5),respectively and the average recoveries were 100.1%(RSD=2.9%) and 102.4%(RSD=2.7%),respectively.CONCLUSION:The established standard is applicable for the quality control of Compound buwu syrup.