Ling Yi

Quality evaluation of Radix Astragali through a simultaneous determination of six major active isoflavonoids and four main saponins by high-performance liquid chromatography coupled with diode array and evaporative light scattering detectors

Lian‐Wen Qi, Qingtao Yu, Ping Li et al. · Journal of Chromatography A · 2006 · 151 citations

Polyphenolics, Radix Astragali, Medicine +10

Determination of seventeen main flavonoids and saponins in the medicinal plant Huang‐qi (Radix Astragali) by HPLC‐DAD‐ELSD

Qingtao Yu, Lian‐Wen Qi, Ping Li et al. · Journal of Separation Science · 2007 · 115 citations

Rapid and sensitive screening and characterization of phenolic acids, phthalides, saponins and isoflavonoids in Danggui Buxue Tang by rapid resolution liquid chromatography/diode‐array detection coupled with time‐of‐flight mass spectrometry

Lian‐Wen Qi, Xiaodong Wen, Jun Cao et al. · Rapid Communications in Mass Spectrometry · 2008 · 78 citations

Improved quality control method for Fufang Danshen preparations through simultaneous determination of phenolic acids, saponins and diterpenoid quinones by HPLC coupled with diode array and evaporative light scattering detectors

Yingjie Wei, Lian‐Wen Qi, Ping Li et al. · Journal of Pharmaceutical and Biomedical Analysis · 2007 · 72 citations

Polyphenolics, Engineering, Fufang Danshen Preparations +7

Simultaneous determination of iridoids, phenolic acids, flavonoids, and saponins in Flos Lonicerae and Flos Lonicerae Japonicae by HPLC‐DAD‐ELSD coupled with principal component analysis

Chunyun Chen, Lian‐Wen Qi, Hui‐Jun Li et al. · Journal of Separation Science · 2007 · 71 citations