Method:Conducted baicalin assaying in this drug by HPLC. Chromatogram condition:Selecting octadecyl Chemicallybondedphase silica gel, Methanol:water; glacial acetic acid (40:60:1)as mobile phase.
Components of saturated alkanes in different crude oils were analyzed by gas chromatography using SE-54 chemicallybondedphase capillary column and two step programmed temperature.