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姜(Zingiber officinale)根茎的甲醇提取物经乙酸乙酯-水分配,得到的水溶性部分经正相和逆相柱层析,分离出6-姜磺酸6-gingesulfonic acid(为生药的0.0013％),
The methanol extract of ginger (Zingiber officinale) rhizome was partitioned with ethyl acetate-water, and the resulting water-soluble fractions were separated by normal phase and reversed-phase column chromatography to isolate 6-gingesulfonic acid (0.0013% of crude drug). ),