1)  Mass spectrometry
质联
2)  GC-MS
气质联用
1.
Application of GC-MS to Pollution Accident;
质联用在环境突发事件中的应用
2.
Analysis of Aroma Components from Peel of Jinchen Orange by Solid Phase Microextraction Coupled with GC-MS;
固相微萃取-气质联用分析锦橙果皮香气成分
3.
UNCERTAINTY OF ANALYSIS PAHS IN ELECTRONIC PLASTIC PRODUCTS BY GC-MS;
质联用法测定电器塑料产品中多环芳烃含量的不确定度
3)  GC/MS
气质联用
1.
Monitoring Synthesis of Sucralose by GC/MS;
质联用法监测三氯蔗糖的合成
2.
Determination of Volatile Organic Compounds in Drinking Water by Purge/Trap-GC/MS;
吹扫/捕集与气质联用技术测定水中挥发性有机物
3.
GC/MS Analysis of Dry Red Wine after Treated by High Voltage Electric Field;
电场作用下葡萄酒香气成分变化气质联用分析
4)  LC-MS
液质联用
1.
Plasma concentration of sibutramine hydrochloride in beagle dog assayed by LC-MS and study on its pharmacokinetics;
质联用测定犬血浆中盐酸西布曲明浓度和药动学
2.
Study on the Analytical Methods of Allergenic Disperse Dyes and Sudan Dyes by HPLC and LC-MS;
致敏性分散染料和苏丹红染料的高效液相色谱及液质联用分析方法的研究
3.
The product was identified by HPLC-MS as gluose monoester and diesters,no triester or polyester was detected.
以丙酮为溶剂,用Novozym435脂肪酶催化合成了葡萄糖月桂酸酯,经液质联用(LC-MS)分析,反应产物为葡萄糖单酯和二酯,没有三酯或其它多酯生成。
5)  gas chromatography-mass spectrometry
气质联用
1.
N-dimethyl nitrosamine in food was extracted by Dichloromethane and determined by SIM with gas chromatography-mass spectrometry.
用二氯甲烷对各类食品中的N-二甲基亚硝胺进行提取,利用气质联用仪采用选择离子法(SIM)进行定性定量检测。
6)  GC-MS
气-质联用
1.
Determination of volatile compounds of Hezuo swine by GC-MS and headspace solid phase microextraction;
顶空固相微萃取-气-质联用检测合作猪肉挥发性风味成分
2.
Analysis of Tetramine and Fluoroacetamide by GC-MS;
毒鼠强和氟乙酰胺气-质联用分析
3.
GC-MS method to identify human odor;
气-质联用鉴别人体气味
参考词条
补充资料:气相色谱/质谱联用
分子式:
分子量:
CAS号:

性质:一种气相色谱联用技术。既发挥了气相色谱高分离的能力,又发挥了质谱法的高鉴别能力。当一个多组分混合物通过色谱柱分离为各个单一组分,再混同载气经过接口,逐一进入质谱仪的离子源。得到相应的质谱图,便可以对每一组分进行鉴别。从位于离子源出口狭缝处的总离子流检测器检测到离子流信号,经放大后成为色谱图。联用时必须在气相色谱仪和质谱仪之间用分子分离器相连接,以将载气与被测组分分离开来,只让组分分子进入质谱仪,同时起减压作用,使之适应质谱仪高真空要求。其技术特点是:适合于多组分混合物中未知物的定性鉴定;可以判断化合物的分子结构;可以准确测定未知组分的摩尔质量,可以鉴别出部分分离甚至未分离开的色谱峰;易于实现收集、贮存、处理、解释有关信息的计算机化。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。