LI Chun-hong1, TIAN Ji1, HE Bing1, et al. Determination of total saponins in astragalus membranaceus by ultraviolet spectroscopy[J]. Journal of Chongqing Medical University, 2011,36(8):954-956.
LI Chun-hong1, TIAN Ji1, HE Bing1, et al. Determination of total saponins in astragalus membranaceus by ultraviolet spectroscopy[J]. Journal of Chongqing Medical University, 2011,36(8):954-956. DOI: 10.13406/j.cnki.cyxb.2011.08.008.
Objective:To establish the determination method of total saponins in astragalus membranaceus.Methods:The content of total saponins was detected by UV Spectroscopy.Results:The calibration curve showed good linearity over the range of 0.025~0.5 mg(R=0.999 9).The average recovery was 98.27% with RSD 0.27%.Conclusion:This method is simple
rapid
efficient
sensitive
accurate
reproducibility and specificity
and can be used as a quantitative analysis method for this preparation.