HPLC specific chromatogram of Dendrobium officinale HPLC specific chromatograms of drug pair of Schizonepetae Herba and Saposhnikoviae Radix Influence of reverse osmosis concentrate on physicochemical parameters of Sini decoction material system and their relevance Study on HPLC specific chromatograms of Lu Dangshen HPLC specific chromatogram of Huju Yigan Capsule and determination of its three active ingredients Study on specific chromatograms of Crocus sativus and authenticity identification HPLC specific chromatogram of Lamiophlomis Herba and its counterfeit and determination of four effective components Changes of specific chromatograms and contents of five components in Yinqiao powder decoctions during decocting process HPLC specific chromatograms of Xingnaojing injection Spectrum-effect relationship of active fraction from Angelicae Sinensis Radix with effect of reinforcing Qi