• 多相反应色谱,即多个流动伴随化学反应色谱过程

    Multiphase reactive chromatography is a chromatographic process with multi-mobile phases and chemical reactions.

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  • 内衍生反应色谱中,选择分析对象为建筑材料中的甲醛测定

    In in-column derivatization reaction chromatography, the chosen analyte was the free formaldehyde in building materials.

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  • 建立脉冲微型反应色谱系统,用以研究吸热型碳氢燃料结焦性能结焦抑制剂效果。

    A set of impulse micro reactor chromatogram system was established in order to explore endothermic fuel's coking performance and coking inhibitor's effect.

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  • 薄层色谱(TLC)确定每步反应终点

    The end up of reaction was determined by TLC.

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  • 本文应用脉冲色谱法,对催化剂上H_2H_2O不可逆吸附,以及CO它们反应情况进行了研究

    The chemisorption of H_2 and H_2O, and their reactivity with CO on a Ni catalyst were investigated using pulse reactor.

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  • 采用微反-色谱联合装置环氧丙烷开环异构反应催化剂活性进行了评选。

    The initial activity of catalyst in isomerization reaction of propylene oxide have been evaluated with microreactorchromatograph.

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  • 本法用于分析模拟样品混合弱酸反应,并用离子色谱法进行对照计算误差小于7%。

    Simulated sample and mixed reaction solution of polybasic acids are analyzed in comparison with the results of ion-chromatography. The calculation error is less than 7%.

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  • 硅胶薄层色谱荧光光谱原子轰击证实反应完全性及其结构

    Their thin-layer chromatogram, fluorescent spectra and fast atom bombardment mass spectra were examined to verify the completeness of the reaction and also to assign the structures.

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  • 建立反应混合物转化率凝胶渗透色谱GPC)谱图峰面积标准曲线,采用GPC测定反应混合物转化率和聚合物的分子量及分布。

    The thesis includes the following aspects:Based on the calibration curve established, the conversion data of reaction mixtures were determined by Gel Permeation Chromatography (GPC) method.

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  • 运用衍生色谱GCMS黄磷诱发氧化水中苯酚的降解产物进行了定性、定量分析,并初步探讨反应机理

    The mechanism of yellow phosphorus induced oxidation of phenol in water has been tested with the products analyzed by GC and GC/MS after derivatization to study the reaction pathway.

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  • SDS作对离子试剂,采用离子高效液相色谱方法反应产物进行分析。

    Products of the reaction mixtures were analyzed by ion pair reversed phase HPLC with SDS as the ion pairing reagent.

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  • 通过衍生化反应和气色谱检测来测定稻田土壤样品氟草烟残留

    Determined the residue of fluroxypyr in paddy field water and soil by derivative reaction and GC.

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  • 利用OMA台单色谱研究了爆炸激波铝粉氢氧爆轰激励下快速反应发射谱及辐射特性

    The emission spectra and radiation behaviour of aluminium powder driven by hydro oxygen detonation in explosion shock tube are studied by OMA spectrograph and three monochromaters.

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  • 本文运用色谱检测器理论,由面积流速乘积是否常数判断化学反应是否为快速反应

    Based on the chromatographic detector theory, whether a chemical reaction is a fast reaction or not it can be judged according to the product of peak area and carrier flow rate is a constant or not.

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  • 自制脉冲色谱吸附反应装置建立一种新的测定固体催化剂表面方法

    A new method for quantitatively measuring the surface acid amount of solid catalyst was set up on a self-made pulse chromatographic adsorbent reactor.

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  • 第四规模缩小的单元操作包括色谱化学改变反应超滤微孔过滤提供了进一步指南战略

    Chapter 4 provides further guidance and strategies for scaling down unit operations, including chromatography, chemical modification reactions, ultrafiltration, and microfiltration.

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  • 对苯二甲酸乙二酯(PET)薄膜缩聚反应凝胶色谱法测定产物分子量、分子量分布环状齐聚物含量

    Polyethylene terephthalate (PET) films were polymerized in solid phase, the molecular weight, molecular weight distribution (MWD) and cyclic oligomer content of the products were determined by GPC.

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  • 本文采用反应键合法,将PEG -20M405白色硅藻土载体进行热键制备色谱键合固定

    A bonded stationary phase for gas chromatography has been prepared by the thermal reaction between 405 white support and PEG 20m.

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  • 用薄层色谱监测溴素溴化乙酰丙酸乙酯生成3-溴乙酰丙酸乙酯反应过程优化反应条件,方法简单,快速,准确。

    A simple TLC method for monitoring the synthetic process of 3-bromo-ethyl levulinate is reported, and the reaction condition is optimized.

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  • 其中BSU通过化学反应,将其转化生成可以色谱气化硅脂衍生物,再进行色谱法测定。

    Through the chemical reaction, the BSU is charged into siliester derivative that are vaporized into peak, so we can determine the main content of BSU by gas chromatography.

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  • 反应产物薄层色谱鉴定

    The products were identified TLC as monoester and diester.

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  • 脉冲催化色谱中毒测定研究了氢受丝光沸石中心及其与甲苯歧化反应关系。

    The acid site of some H-mordenites is determined and studied by the pulse catalytic chromatography poisoning method.

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  • 方法利用氧化反应将SO 2转化H2SO4,利用离子色谱测定so 42-含量计算出空气SO2含量。

    Method: ion chromatography was used to transform SO2 to H2SO4, the contents of SO2 in air can be calculated by the contents of SO42 -.

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  • 研究将空间排阻液相色谱示差折光检测器联用,测定生物反应器中有机物分子量分布特性并进行定量分析。

    The molecular weight distribution and content of organics in membrane bioreactor were analyzed with the combination of steric exclusion chromatography and refractive index detector.

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  • 毛细管裂解C 5馏分二聚反应混合物进行色谱分析

    Gas chromatographic analysis for thermal dimerization mixture of pyrolytic C5 fraction was carried out by using capillary column.

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  • 采用常规色谱检测GC - MS联用仪分析确定反应产物

    Custom gas chromatogram and GC-MS analysis were adopted to analyze and determine the products.

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  • 应用气相色谱测定制备原乙酸三乙酯反应产物中产品质量

    Triethyl orthoacetate in reaction mixtures was separated from other components and determined by gas chromatography with external standard method.

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  • 应用气相色谱测定制备原乙酸三乙酯反应产物中产品质量

    Triethyl orthoacetate in reaction mixtures was separated from other components and determined by gas chromatography with external standard method.

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