Pure water is taken as blank reagent (control) based on the result of GC-MS test;
根据GC-MS测定分析的结果，决定选纯净水作为本文实验的空白试剂。
Methods The main fatty acid in vegetable oils was determined using GC - MS and qualitative test of oils was done using national standard method.
方法采用气相色谱-质谱法测定植物油样品中的主要脂肪酸含量，应用国标方法进行油脂定性试验。
METHOD In vitro susceptibility test on tuberculosis bacteria and GC-MS technique were used.
方法体外结核菌药敏试验和气相色谱-质谱联用技术（ GC-MS）。
The GC-MS peal area calculation method was adopted to test the volatile aroma components in raw green tea samples and produced Pu-Er tea samples.
采用GC - MS色质联用归一化峰面积计算方法，对原料绿茶样品和制成的普洱茶样品进行挥发性成分比较检测。
After samples were derived by BSTFA, GC-MS took metoprolol as the internal standard substance and made a qualitative and quantitative test.
样品经双甲基硅烷三氟乙酰胺衍生后，以美托洛尔为内标物，用气相色谱-质谱联用仪进行定性定量分析。
Methods: 7 common-used nonmetal materials were burned in the combustion test box; and qualitative analysis was done by detective apparatus and GC-MS.
方法：将7种常用非金属材料在燃烧试验箱中燃烧，用检测仪器和GC - MS进行定性分析。
The method is applied to the determination of BA in water sample of International Interlaboratory Comparison Test. The analytical results by GC/MS are identical with those by HPLC.
应用本方法测定了国际实验室之间比较试验水样中的二苯羟乙酸，分析结果与HPLC方法相一致。
The method is applied to the determination of BA in water sample of International Interlaboratory Comparison Test. The analytical results by GC/MS are identical with those by HPLC.
应用本方法测定了国际实验室之间比较试验水样中的二苯羟乙酸，分析结果与HPLC方法相一致。
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