Simultaneous determination of 12 major components in Fuzheng Huayu Capsules by UPLC-MS/MS Nine components in Shiwei Penan Granule and their fingerprint chromatography Comparative pharmacokinetic study of sodium Danshensu and Salvia miltiorrhiza injection in rat Determination of sodium danshensu in dog plasma by HPLC Simultaneous determination of phenolic acids in Guanxinning injection by HPLC Optimization of ultrafiltration technology for Xiangdan Injection Multiple fingerprints and multi-comonent quantitative analysis of Danhong Injection