By means of TLC, GC, GC-MS, the qualitative and quantitative analysis of the Coix seed oil was carried out.
利用薄层层析、毛细管气相色谱、气相色谱—质谱技术，对薏苡仁油脂进行了定性定量分析。
Conclusion: Off-line coupling TLC ESI-MS can simply and rapidly provide qualitative examination of saccharide spots in TLC chromatogram of Traditional Chinese Medicine.
结论：TLCESI - MS离线联用方法能快速简便地对中药TLC图谱中糖类斑点进行定性。
METHODS an HPLC method was established to determine the contents of the organic extract of TCM preparations. Sibutramine hydrochloride was also identified by TLC, HPLC, IR and MS.
方法采用高效液相色谱法测定中药保健品中掺入盐酸西布曲明的含量，并用薄层色谱、高效液相色谱、红外光谱以及质谱技术进行定性鉴别。
METHODS TLC was used to find and separate the components, then the components were detected by MS and the MS spectra were compared with the standard substance.
方法采用薄层色谱法初筛，利用薄层制备色谱技术将可疑斑点分离后进行质谱检测，并与对照品的质谱图比较确认。
METHODS TLC was used to find and separate the components, then the components were detected by MS and the MS spectra were compared with the standard substance.
方法采用薄层色谱法初筛，利用薄层制备色谱技术将可疑斑点分离后进行质谱检测，并与对照品的质谱图比较确认。
应用推荐