• 采用色谱-质谱法分析了火箭煤油组成

    Components in rocket kerosene were analyzed by gas chromatography-mass spectrometry.

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  • 目的用气相色谱-质谱法豆蔻挥发油进行化学成分分析。

    OBJECTIVE To analyze the chemical components of the essential oil from fructus amomi rotundus by GC-MS.

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  • 目的气相色谱-质谱对枳壳饮片挥发油进行化学成分分析

    Objective To analyze the chemical components of the volatile oil in processed pieces of Fructus Aurantii (PPFA) by GC-MS.

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  • 将精多糖衍生运用色谱-质谱法对其化学成分进行分析

    Finally, the chemical compositions of the fine product after derivatization were examined by the gas chromatography-mass spectrometric analysis.

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  • 采用气相色谱-质分析鉴定,并用一化测定百分含量

    Methods The constituents separated were identified by GC-MS, and the percentage contents of compositions were determined by normalization method.

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  • 采用色谱-28个中国代表性乌龙茶芳香进行了研究

    The aromatic compounds of 28 representative China Oolong tea was studied by gas chromatography and mass spectrometry analysis.

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  • 萜类化合物存在原油生油饱和组分中,通常色谱-质鉴定

    Steranes and terpanes exist in saturated hydrocarbon component of oil and source rock, and they are usually identified by gas chromatogram-mass spectrum.

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  • 土壤中的汽油,采用,经浓缩后,用气色谱-质谱法分析定量

    With the instrument blowing and trapping to concentrate and sample and external standards, the gasoline in soil is determined quantificationally by gas Chromatography-Mass Spectrometry.

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  • 采用水蒸气蒸馏梨花中提取挥发油用气色谱-质谱对化学成分进行鉴定。

    The essential oil from the flowers of Pyrus betulaefolia Bunge was abstracted by steam-stilling and analyzed by capillary GC-MS method.

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  • 采用气相色谱-质谱法测定念珠TTS-12作用前后麦角甾醇、羊毛甾醇含量

    Methods: The concentrations of ergosterol and lanosterol in Candida albicans before and after cultured with TTS-12 were determined quantitatively with GC-MS.

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  • 结论采用气相色谱-质谱色谱分析鸢尾酮,简便、高效准确、分析时间适中

    Conclusion: The analysis method for irone using GC-MS and GC was high - efficient, precise. The analysis t...

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  • 常规水蒸气蒸馏提取杜克蓝莓果实中的挥发油用气色谱-质谱法分析了化学成分

    The essential constituents from duke blueberry fruits were extracted by steam distillation method and the essential oil obtained was analyzed by gas chromatography-mass spectrometry.

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  • 用气色谱-多糖结构进行测定,并着重质谱法测定多糖结构的机理进行了研究。

    The polysaccharide structure has been determined by gas chromatogram and mass spectrometry. The important discussing the mechanism for determining polysaccharide structure by mass spectrometry.

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  • 采用水蒸气蒸馏巴旦木杏仁中提取挥性化学成分,用气相色谱-质对化学成分进行鉴定。

    The volatile chemical components extracted from the almond of Prunus amygdalus Stokes was abstracted by steam-stilling and analyzed by GC-MS method.

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  • 采用气相色谱-质谱测定植物油样品中的主要脂肪酸含量,应用国标进行油脂定性试验

    Methods The main fatty acid in vegetable oils was determined using GC - MS and qualitative test of oils was done using national standard method.

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  • 研究了浓缩气相色谱-质谱法检测双色激光工艺雕刻过程产生挥发性有机污染物的组成。

    The volatile organic compounds (VOCs) produced in the laser-sculpture process of bicolor board were studied using cold trap condensation-gas chromatography-mass spectrometry.

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  • 水蒸气蒸馏提取挥发油后,采用色谱-质谱法分析,面积测定成分的相对含量。

    MethodsEssential oils were extracted from samples by steam distillation, The chemical constituents were determined by GC-MS with area normalization method.

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  • 建立了萃取-气相色谱-质谱法(SPE-GC/MS同时测定动物尿样中的莱克多巴胺克伦特罗

    A new solid phase extraction-gas chromatography-mass spectrometry(SPE-GC/MS) method for simultaneous determination of ractopamine and clenbuterol in animal urine was reported.

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  • 高效液相色谱-质测定血浆纳美芬的浓度,并采用PKS动学程序对试验数据进行处理,求算有关药动学参数

    A HPLC-MS method was used to assay the namefene concentration in plasma. The pharmacokinetic parameters were evaluated with PKS program.

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  • 色谱-质谱分析表明,挥发性成份主要40种化合物,对其中32种成分进行鉴定,占整个挥发性成分含量的91.48%。

    The analysis demonstrated that 40 main components were revealed with GC-MS and 32 of which were identified, up to 91.48 percent.

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  • 用气相色谱-质谱法化学成分进行鉴定鉴定了19个成分,归一化测定各组分的相对百分含量,占挥发油成分57.13%。

    The components separated were identified by GC-MS. 19 components composed of about 57.13% of the total volatile oil were identified.

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  • 本文采用气相色谱-质谱法分析检测三乙酸甘油酯含量,并对照经典检测的结果探索用气相色谱-质谱法检测三乙酸甘油酯的酯含量可行性实用性

    Comparing with the testing results of the classic methods, the feasibility and practicability of analysis of ester in triacetin by using GC-MS is explored in this paper.

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  • 研究人员17个城市收集到230张纸币样本,并使用超声波提取,再加上色谱分析-质谱法样本进行测试。

    The researchers used water and an ultrasonic extraction process, followed by gas chromatography-mass spectrometry to quantify the amount of cocaine in more than 230 bills collected in 17 cities.

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  • 称重离子色谱电感耦合等离子分别得细颗粒物浓度水溶性离子元素组成

    The mass concentration, water-soluble ions and elemental composition of fine particles were detected by the weighing method, ion chromatography, inductively coupled plasma chromatography separately.

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  • 本文应用化学裂解色谱红外谱法静电成分进行方析。

    Composition of static flocking adhesive analysized by using the methods of Chemical, pyrolysis GC, IR and MS.

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  • 目的应用液相色谱-电喷雾离子化谱法分析金霉素杂组分

    OBJECTIVE To analysis analyzing impurities in Chlortetracycline by using liquid chromatogramand and electrospray ionization mass spectrometry.

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  • 采用反相高效液相色谱电喷雾质谱法我国野生笃斯越中花青素组分进行分离分析

    RP-HPLC method and ESI-MS were established to separate and analyze the component of anthocyanidins from blueberries of Vaccinium uliginosum of China.

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  • 第五章,采用高速匀浆提取、柱层析净化技术,成功建立了色谱同时测定银杏5有机磷农药残留量

    Chapter five: A simple and rapid method was used to determine the residues of 5 organophosphorus pesticides in Ginkgo Biloba leaves by gas chromatography-mass spectrometry (GC-MS).

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  • 目的建立测定水产品呋喃唑酮、呋喃它酮、呋喃西林和呋喃妥因等硝基呋喃代谢物同位素稀释高效液相色谱-串联

    Objective:To develop a method for determining the metabolites of nitrofuran antibiotics in aquatic products by HPLC-MS/MS using isotope internal standard dilution technique.

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  • 目的建立测定水产品呋喃唑酮、呋喃它酮、呋喃西林和呋喃妥因等硝基呋喃代谢物同位素稀释高效液相色谱-串联

    Objective:To develop a method for determining the metabolites of nitrofuran antibiotics in aquatic products by HPLC-MS/MS using isotope internal standard dilution technique.

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