气质联用

通过气质联用得到其降解产物，并推出反应机理。

The degradation products were characterized by GC-MS , and studied the reaction mechanism .

目前三聚氰胺定量检测手段主要依靠高效液相色谱、气质联用、液质联用方法，其检测成本高、送检周期长、价格昂贵不易快速推广。

Quantitative detection of melamine now mainly rely on HPLC , GC-MS , LC-MS / MS , which have the weakness of high cost , long submission cycle and difficult to fast promotion .

气质联用（GC／MS）研究吗啡控释片的药代动力学

Pharmacokinetic Studies of Controlled Release Tablets of Morphine by GC-MS

方法：采用气质联用（GC-MS）进行分析。

Methods : The chemical components were studied by GC-MS analysis .

目的建立用于测定大鼠血清中喹啉酸含量的气质联用（GasChromatography-massSpectrometry，GC-MS）技术。

Objective To establish a sensitive and accurate gas chromatography-mass spectrometry method for determination of quinolinic acid in rat serum .

采用高效液相色谱（HPLC）和气质联用（GC-MS）色谱技术对玉米秸秆蒸汽爆破降解产物进行分析。

A variety of degraded products from corn stalk after steam-explosion pretreatment were identified by HPLC and GC-MS analysis .

采用气质联用技术（GC/MS）对上海市大气颗粒物中美国EPA优先控制的16种多环芳烃进行定量研究。

The pollution characteristics of EPA priority controlled PAHs in aerosols in Shanghai were quantified with GC-MS .

SPME和气质联用测定牡蛎中的风味物质

Determination of flavor substances in oyster by SPME coupled to gas Chromatography

利用高分辨率气质联用仪（HRGC-HRMS）测定了北京土壤中的多氯联苯（PCBs）含量。

Polychlorinated Biphenyls ( PCBs ) in Beijing soil were analyzed by HRGC-HRMS .

气质联用SIM扫描技术定量分析MDMA在中毒兔组织中的分布

The Quantitative Analysis MDMA in The Distribution of Poisoning Rabbit Organizations by GC / MS SIM Scanning

利用气质联用技术（GC-MS）对海洋琼胶液化弧菌脂多糖的脂肪酸组成和结构进行了分析鉴定。

Gas Chromatography Mass Spectrometry ( GC MS ) was utilized to characterize the fatty acids obtained from the Lipopolysaccharide ( LPS ) of marine Vibrio agarlyticus .

河南固始鸡/华都肉鸡（AA鸡）分别经过同时蒸馏提取及高压蒸煮常压蒸馏溶剂萃取，香气提取物用Vigreux柱浓缩，然后用气质联用仪对其进行分析。

Using simultaneous distillation extraction and pressure cooked / solvent extraction techniques , the volatile aroma compounds of Gushi chicken and A A chicken were investigated by means of GC / MS.

利用气质联用（GC-MS）技术建立了水果中4,6-二硝基邻甲酚（DNOC）的测定方法。

The method for the determination of 4,6-dinitro-cresol ( DNOC ) in fruits has been established with GC-MS.

于是，在精确定量分析方面，必须借助于一定的专业化学分析仪器，常用的有气相色谱（GC）、气质联用（GC/MS）、高效液相色谱法等等。

Therefore , to make the quantitative analysis more accurate , we must use certain professional chemical analysis apparatus , must be used such as gas chromatography ( GC ), GC-MS ( GC / MS ), HPLC , and so on .

气质联用技术定量研究TTS-12对白念珠菌甾醇合成途径的影响

The effect of TTS-12 on ergosterol bio-synthetic pathway in Candida albicans determined quantitatively with GC-MS method

方法：采用传统的水蒸气蒸馏法与现代的超临界二氧化碳流体萃取（SFE）技术提取麻黄及其蜜炙品中的挥发油，并应用气质联用技术分析两种提取方法提取的挥发性化学成分。

Methods : To extract the volatile oil of Ephedra and Honey-fried Ephedra by steam distillation ( SD ) and Supercritical CO_2 Fluid Extraction ( SFE ), then analysis the extractions by GC-MS.

采用固相萃取及气质联用（SPEGCMS）的方法对我国北方某市自来水中多环芳烃（PAHs）的污染水平及其在传统自来水处理过程中的行为进行了研究。

Solid phase extraction ( SPE ) and gas chromatograph-mass spectrometer ( GC-MS ) were used to investigate the pollution load of polycyclic aromatic hydrocarbons ( PAHs ) on drinking water in a southern city and their behavior in the traditional drinking water treatment .

借助气质联用仪，对苦楝粗多糖和组分MP1进行了成分分析。

The compositions of polysaccharide from Melia azedarach fruit and MP1 were also determined and quantified by GC-MS and IR spectrum .

本章工作选取邻苯二甲酸酯作为模型疏水化合物结合气质联用技术去系统评价C18功能化的Fe3O4@mSiO2微球提取疏水性分子的效率。

Several kinds of phthalates were used as the model hydrophobic organic compounds to systematically evaluate the performance of the C18-functionalized Fe3O4 @ mSiO2microspheres in extracting hydrophobic molecules by using a gas chromatography-mass spectrometry .

[方法]利用毛细管气相色谱以及气质联用技术检测鱼油中多不饱和脂肪酸（如DHA、EPA、DPA）的含量。

[ Methods ] The determination of unsaturated fatty acids in fish oil ( such as DHA , EPA , DPA ) were made by the capillary gas chromatography ( GC ) and combined GC with mass spectrum ( GC-MS ) .

利用顶空取样、溶剂解吸附和气质联用技术分析了黄鼬（Mustelasibirica）肛腺分泌物的挥发性成分。

The volatile constituents of the anal sac secretion of the Siberian weasel ( Mustela sibirica ) were sampled using the headspace technique and solvent desorption and then examined by gas chromatography mass spectrometry .

本实验是采用SPME和GC╱MS（气质联用仪）技术分析苹果中的香气成分，分析总离子色谱图，共鉴定出48种挥发性成分，按峰面积计算占其香气成分的98%。

In this experiment , the SPME and GC / MS were applied in analysis of apple fragrance components . 48 evaporative components were determined by the analysis of total ion current , which was occupied 98 % of the total fragrance components calculated on the basis oi peak area .

烟用香精中致香成分的气质联用定性定量分析

Qualitative and quantitative analysis of tobacco essence by GC / MS

裂解-气质联用分析氧漂过程中木素结构的变化

Changes of lignin structure during oxygen delignification by pyrolysis-gas chromatography-mass spectrometry

气质联用（GC/MS）分析茅台王子酒的香气成分

Fragrance of Moutai Prince Liquor by GC / MS Analysis

化工产品中痕量污染物的气质联用分析方法研究

Studies on the Determination of Trace Contaminants in Chemical Products with GC-MS

便携式气质联用仪在环境污染事件中的应用实例便携式有毒气体监测仪

Application of Portable GC-MS in Environmental Pollution Accident portable poisonous gas monitor

利用固相萃取和气质联用技术定性空气中的污染物

Detection of organic pollutants in air with SPE and GC-MS

气质联用仪检验2,4-二氯酚1例

A Case of Identification of 2 , 4-Dichlorophenol by GC-MS

气质联用仪在气体分析中的应用

Application Study of Analysis of Gas Concentration by GC-MS