8Lau A L, Woo S O,Koh H L. Analysis of saponins in raw and steamed Panax notoginseng using high-performance liquid chromatography with diode array detection[J]. J Chromatogr A, 2003, 1011(1-2): 77-87.
9Li W, Fitzloff J F. A validated method for quantitative determination of saponins in notoginseng (Panax notoginseng) using high-performance liquid chromatography with evaporative light-scattering detection[J]. J Pharm Pharmacol, 2001, (53) 12: 1 637-1 643.
