A new method for determination of melamine in milk powder and milk products by gas chromatography-mass spectrum with selected ion monitor(GC-MS/SIM) was established in this paper.
采用气相色谱-质谱（GC-MS）分析技术，选择离子检测法（SIM），开发出一种准确可靠、灵敏度高的测定奶粉及奶制品中三聚氰胺的新方法。
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。
A method for the determination of 6 phthalate esters (PAEs) by gas chromatography-mass spectrometry (GC-MS) with accelerated solvent extraction (ASE) sample preparation was developed.
应用加速溶剂萃取，气相色谱-质谱联用法测定土壤中6种邻苯二甲酸酯类有机污染物。
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