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.
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.
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.
方法采用毛细管气相色谱质谱(GCMS)联用法测定大鼠血液中3MCPD的含量。
METHODS Gas chromatography mass spectrum(GC MS) was employed to detect the concentration of 3 MCPD in the blood after ig.
挥发油的化学成分。方法用气相色谱-质谱(GC/MS)联用技术,应用峰面积归一化法测定各组分的相对含量。
Methods The chemical components of volatile oil were analyzed by gas chromatography-mass spectraphy (GC/MS), and their relative contents were determined by peak area normalization.
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.
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 .
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.
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.
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.
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.
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 .
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.
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.
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.
采用气相色谱-质谱(GC-MS)联用技术对橘核脂肪酸组成进行了分析和鉴定。
The fatty acids composition of seed oil were separated and identified by GC-MS.
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.
本文介绍用PEG - 20 M、OV- 101毛细管柱分离,以气相色谱与质谱联用检测的方法对我省山苍子精油的化学成分进行分析研究。
In this paper, method of PEG-20M and OV-101 Stainless Capilliary Column on GC-MS is adopted to analyse and study the chemical components of essential oil of Litsea cubeba Pers. in Jiangxi province.
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.
采用毛细管气相色谱-质谱-计算机联用法研究了贵州榕江地区香叶油的化学成分。
In this paper, the chemical constituents of geranium oil, collected from Rong Jiang, Guizhou, are studied by means of capillary gas chromatography-mass spectrometry.
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。
After samples were derived by BSTFA, GC-MS took metoprolol as the internal standard substance and made a qualitative and quantitative test.
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.
采用同时蒸馏萃取装置提取箬竹叶的挥发性成分,然后经气相色谱-质谱联用技术对挥发性成分进行分离鉴定。
The volatile components were extracted from leaves of Indocalamus latifolius by simultaneous distillation and extraction, and analyzed by gas chromatography-mass spectrum (GC-MS).
气相色谱-质谱联用分析结果表明,DBT代谢产物中同时存在2 -HBP和二苯并噻吩砜(DBTO2)。
GC - MS analysis indicates that 2 - HBP and dibenzothiophene sulfone (DBTO2) simultaneously exist in the metabolite.
用气相色谱-质谱联用法(GC - MS)测定血浆中溴苯腈浓度。
The plasma Bromoxynil concentrations were determined by GC-MS.
采用高压液相色谱、气相色谱、气相色谱-质谱联用等方法分析了香菇多糖中单糖组成及其含量。
Composition and monosaccharide content in the mushroom polysaccharide was analyzed by HPLC, GC and GC-MS.
利用红外光谱、差热扫描以及气相色谱—质谱联用等先进的分析手段对落叶松树皮快速热解油的主要成分进行了分析。
Major ingredients of pyrolytic tar of larch bark were studied by advanced analysis methods such as FTIR, DTA and GC-MS.
利用红外光谱、差热扫描以及气相色谱—质谱联用等先进的分析手段对落叶松树皮快速热解油的主要成分进行了分析。
Major ingredients of pyrolytic tar of larch bark were studied by advanced analysis methods such as FTIR, DTA and GC-MS.
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