Quantitative 1H NMR for the Direct Quantification of Saikosaponins in Bupleurum chinense DC
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Saikosaponin a and saikosaponin d are used as chemical standards for the quality evaluation of Bupleurum chinense DC. by the high-performance liquid chromatography method in current Chinese Pharmacopoeia. However, other saikosaponins, such as saikosaponin c an... ...