运用气相色谱质谱联用技术实现农产品中多种残留农药的快速检测。
A method for rapid analysis of multiresidual pesticides in agricultural products by gas chromatograph-mass spectrometry(GC/MS) was introduced.
目的：采用液相色谱质谱联用鉴定双参复方化学成分，同时应用均匀设计优化复方提取工艺。
AIM: To identify chemical components in Shuangshen Prescription by Liquid Chromatography-Mass Spectrometry (LC-MS), and optimize the extraction by uniform design (UD).
方法采用气相色谱质谱联用仪（GC MS）对螃蟹甲根的挥发油化学成分进行了分析鉴定。
METHODS GC MS was used to analyse the chemical constituents of the essential oil of Phlom is younghunsbandii .
方法选用7株丝状真菌为转化菌株，利用液相色谱质谱联用技术对药物代谢产物进行检测。
Method Metabolites produced by 7 filamentous fungi screened were identified by liquid chromatography-tandem mass spectrometry (LC-MSn).
报道了毛细管柱气相色谱质谱联用（GC-MS）方法分析半挥发性有机物的质量控制研究结果。
The results on the quality control for the analyzing of semivolatile (SV) organic compounds by HRGC-MS are described.
在七天的实验里，每隔一定时间就要更换一次纤维，然后用一种叫做气相色谱质谱联用仪的装置提取以供分析。
The fibres were replaced at regular intervals over the course of seven days and taken away for analysis by a device called a gas chromatograph-mass spectrometer.
利用气相色谱质谱联用仪对蜡质成分进行定量分析表明总角质层蜡质在过量表达植株中显著升高而在突变体中降低。
Quantification analysis of wax composition by gc-ms revealed a significant reduction of total cuticular wax in the mutant and increase of total cuticular wax in the over-expression plants.
实验采用气相色谱质谱联用仪(GCMS)对收集的堆肥尾气进行检测，测得21种气体，其中含量较大的气体为NH3和H2S等。
The test use the (GCMS) to check the odours, there are 21kinds of them, in them, the content of NH3 and H2S are very high.
在线液相色谱-质谱联用法是一种高通量的方法，用于分析生物流体中的小分子。
On-line liquid chromatography-mass spectrometry is a high throughput method for the analysis of small molecules in biofluids.
方法体外结核菌药敏试验和气相色谱-质谱联用技术（ GC-MS）。
METHOD In vitro susceptibility test on tuberculosis bacteria and GC-MS technique were used.
带自动进样器的气相色谱-质谱联用仪（GC-MS），分流/不分流进样，可编程的柱箱和可以进行离子选择监测。
Gas Chromatograph-Mass Spectrometer (GC-MS) with an auto-sampler, split/splitless inlet, programmable GC oven, and capable of selective ion monitoring.
目前对强力霉素的残留分析多采用微生物法、色谱法及色谱-质谱联用法等。
Currently, doxycycline residue analysis Use more, microbiological method, chromatography and chromatography - mass spectrometry, etc.
方法用石油醚提取脂肪油并甲酯化，采用毛细管气相色谱-质谱联用技术对其进行分析鉴定。
Method The fatty oil from Carum carvi L was extracted by ligarine petrum and analyzed by capillary gas chromatograph mass spectrometer(GC-MS) method.
通过气相色谱仪和气相色谱-质谱联用仪确定了某制药厂用回收的溴化钠生产的溴乙烷中所含杂质的具体成分及其含量。
The content and ingredient as well as origins of impurity in bromoethane made from dregs of bromine at a pharmaceutical manufacturer was analysed through GC and GC-MS.
在固体超强酸催化下用过氧化氢氧化降解高沸醇木质素，并利用红外光谱和气相色谱—质谱联用(GC -MS)分析降解产物。
The oxidation degradation of high boiling solvent lignin by hydrogen peroxide was researched on solid super acids catalyst and the products were analyzed by FTIR and GC-MS.
利用气相色谱-质谱联用（GC／MS）技术对鸡屎藤挥发油化学成分进行分析研究。
The chemical composition of the volatile oil from Paederia scandens was analysed by gas chromatography mass spectrometer (GC/MS) technique.
本文采用顶空进样气相色谱-质谱联用法测定蜡烛中香茅油的含量。
The citronella oil content of certain candle formulations was determined by headspace gas chromatography-mass spectrometry.
目的用气相色谱-质谱联用（GC-MS）法对新疆地产侧柏叶挥发油成分进行分析。
ObjectiveThe chemical constituents of the essential oil from Cacumen Platycladi in Xinjiang were analyzed by GC-MS.
目的：建立海洋滩涂沉积物环境中三唑磷残留的毛细管气相色谱-质谱联用检测法。
Objective:To establish a sensitive analytical method for detection of triazophos residues in marine shoal mud using capillary gas chromatography-mass spectrometry.
建立了饲料中齐帕特罗的液相色谱-质谱联用（LC-MS）检测方法。
In this study, a LC-MS method for zilpaterol in feed is established.
用DSC、FTIR、气相色谱-质谱联用以及TGA分别对产物的熔点、结构、纯度和热稳定性进行了表征。
The melting point, structure, purity and thermal degradation behavior of the product were investigated by DSC, FTIR, GC-MS and TGA .
利用反相高效液相色谱-质谱联用方法分析了甲锭前体甲基化产物。
The analysis of methidium's precursor methylates was carried out by reversed phase liquid chromatography with UV and MS detectors.
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。
Several sample preparation and pretreatment techniques in GC-MS analysis were reviewed. The trends in the development of these methods were also discussed.
目的介绍近年来液相色谱—质谱联用技术的研究进展及其在天然药物分析中的应用。
Objective Introduce the study advance of LC-MS technique and application to analysis of natural medicines.
我们还首次利用气相色谱-质谱联用技术对马骝卵的挥发油主要成分进行分析，并鉴定了其中的17种成分。
We also used GC-MS to analyze the constituents of the essential oil from the tuber of the plant, finding out 17 compounds.
介绍了自制的液相色谱-质谱联用传送带接口喷雾装置，研究了喷雾技术。
A home-made spraying device of moving belt interface for liquid chromatography-mass spectrometry is described and the spraying technique investigated.
应用气相色谱-质谱联用技术对姜黄属中草药郁金和姜黄中挥发油的化学成分进行了测定。
The chemical compositions of the volatile oils obtained from two traditional Chinese medicines, rhizomes of Curcuma aromatica and C.
采用顶空自动进样、气相色谱-质谱联用的方法分析醪糟的头香成分。
Top note compounds of Laozao were analyzed by using headspace sampler and GC-MS.
方法：以气相色谱-质谱联用法进行比较研究。
Methods: To comparatively study the lipophilic compounds by GC-MS in pummelo peel.
方法：以气相色谱-质谱联用法进行比较研究。
Methods: To comparatively study the lipophilic compounds by GC-MS in pummelo peel.
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