gc ms analysis gcms分析
combined gc-ms analysis 色质联用分析
pyrolysis gc-ms analysis 裂解气相色谱
gc and gc-ms analysis 气相色谱和气质联用谱分析
Custom gas chromatogram and GC-MS analysis were adopted to analyze and determine the products.
采用常规色谱检测和GC - MS联用仪分析确定反应产物。
Several sample preparation and pretreatment techniques in GC-MS analysis were reviewed. The trends in the development of these methods were also discussed.
综述了气相色谱-质谱联用仪分析样品的几种前处理技术，并对今后样品制备与前处理技术进行了展望。
Among these components, 17 of which were identified as benzene carboxylic acids and phenolic acids by using GC-MS analysis and by comparing with authentic compounds.
其中17个组分经色谱-质谱分析，并用标准化合物进行对照，确定是多元苯羧酸类和酚酸类化合物。
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