SONG Yan-qi, LIU Shao-pu, LIU Zhong-fang and HU Xiao-li*
Determination of Matrine and Oxymatrine in Radix Sophorae Flavescentis by Resonance Rayleigh Scattering, Second-order Scattering and Frequency Doubling Scattering Technique
SONG Yan-qi, LIU Shao-pu, LIU Zhong-fang and HU Xiao-li*