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采用ＳＴＥ－ＭＥＣＣ法分离测定大黄中的芦荟大黄素，大黄素和大黄酸。萃取条件为压 力４１．４ＭＰａ，温度５０℃，改性剂量０．４ｍＬ。被测组分在１０ｍｉｎ得到全部分离。本法准确、简 便、快速、结果令人满意。
Determination of aloe-emodin, emodin and rhein in rhubarb by STE-MECC method. Extraction conditions for the pressure 41.4MPa, temperature 50 ℃, the modified dose 0.4mL. The tested components are completely separated in 10 minutes. This law is accurate, easy and fast, the result is satisfactory.