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。

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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：TLC ESI - 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。

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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。

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