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- METHODS GC was used with packed column and capillary column, respectively. 方法同一样品采用填充柱与毛细管柱分别测定。
- The quantitative analysis of dihydrosafrole, by gas chromatography on 2% DEGS packed column and using biphenyl as internal standard, was introducced. 采用DEGS为固定液、联苯为内标物,用气相色谱法测定二氢黄樟油中二氢黄樟素的含量。
- Also,the preparation of PFIB standard,chromatography column(packed column and capillary column),detector are reviewed. 评述了PFIB气相色谱分析方法中PFIB标样的制备、色谱柱(填充柱和毛细管柱)和检测器;
- Using PEG-20M/Chromosorb WAW DMCS as a fixed phase, 3,5-xylidine and impurities would have been separated by gas chromatography on packed column. 采用PEG-20M和Chromosorb WAW DMCS栽体组成的固定相;在填充拄上分离了3;5-二甲基苯 胺及其异构体杂质.
- Determination of organophosporus pesticides residue in vegetable was performed by 10% OV-17 packed column coupled with FPD detector in this paper. 本文采用10%25OV-17不锈钢填充柱,FPD检测器,同时测定了蔬菜中7种有机磷农药残留量。
- The fluorization product of 2,4 dichloronitrobenzene was successfully analyzed by gas chromatography on OV 17 packed column. 以OV-17为固定液，采用填充柱气相色谱法，对2，4-二氯硝基苯的氟代产物进行了成功的分离和分析。
- Also, the preparation of PFIB standard, chromatography column (packed column and capillary column), detector are reviewed. 评述了PFIB气相色谱分析方法中PFIB标样的制备、色谱柱（填充柱和毛细管柱）和检测器；
- A packed column GC method was proposed for direct analysis of N-eon-taining low carbon compounds at ppm levels in wastewater, with Chromosorb 103 and 101 as the stationary phase. 采用固定相为Chromosorb 103和101的气相色谱法,直接分析水中的低碳含氮化合物。
- According to the operation period and separation efficiency, the capillary column is suggested to replace the packed column for the detemination of borneo contents. 考虑到分析周期及分离效果,建议用毛细管柱取代传统的填充柱测定样品中冰片的含量。
- According to the operation period and separation efficiency, the capillary column is suggested to replace the packed column for the determination of borneol contents. ??虑到分析周期及分离效果，建议用毛细管信取代传统的填充柱测定样品中冰片的含量。
- Experiment shows packed column is good for separating alkanes and aromatic hydrocarbons,and capillary column is good for separating carboxylic acids and alcohols. 试验表明,用十二烷基苯磺酸锌作为色谱固定相的填充柱对烷烃、芳烃、酯类、酮类有较好的分离能力;
- CONCLUSION According to the operation period and separation efficiency, the capillary column is suggested to replace the packed column for the determination of borneol contents. 结论??虑到分析周期及分离效果，建议用毛细管信取代传统的填充柱测定样品中冰片的含量。收藏指正
- The research progress of four kinds of continuous emulsion polymerization reactors: continuous stirred tank reactor, continuous loop tubular reactor, pulsed packed column and Couette-Taylor vortex flow reactor were reviewed with 14 references. 摘要介绍了4种主要连续乳液聚合反应器的研究新进展，包括连续搅拌釜式反应器、连续环管式反应器、脉冲填料塔式反应器及库爱特－泰勒旋流式反应器。
- Instead of stainless steel packed column, capillary column can overcome the problem of the adsorbablty and the unstablity during measurng DEG content, obtain more stable and accurate results. 用玻璃毛细管柱代替不锈钢填充柱在色谱仪上进行二甘醇含量测定，可以克服原不锈钢柱存在的吸附、不稳定现象，提高分析的稳定性及准确度。
- The impact of makeup gas for packed column on sensitivity of FID (Flame Ionization Detector) was studied with different concentration sample and different carrier gas flow in order to find out optimal sensitivity of Gas Chromatogram. 摘要本文研究气相色谱填充柱在不同柱流量和不同浓度的苯系物样品，使用尾吹气对FID检测器灵敏度的影响，以确定分析仪器的最佳灵敏度。
- Please place them in tile right order. 请将它们按顺序排好。
- A method using a domestic gas chromatograph controlled by computer with a homemade DNP packed column for the determination of major flavor components in Chinese spirtis is described. 采用微机控制的国产气相色谱仪和自制的DNP填充柱测定了白酒中的主要香味组分。
- Using internal standard method, the content of trimethylacetic acid in its synthetic fluid prepared by pressure catalytic process from isobutene and carbon monoxide was measured with packed column. 采用内标法,利用填充柱测定了由异丁烯和一氧化碳经加压催化合成三甲基乙酸工艺的合成液中的三甲基乙酸。
- Gas chromatograph is the important apparatus to analyze microconstituents in liquor and it is classified into packed column gas chromatograph and capillary column gas chromatograph. 摘要气相色谱仪器是分析白酒中微量成分的重要设备，分为填充柱气相色谱仪和毛细柱气相色谱仪。
- The authors put forward at first that operating holdup in packed column is not well-distributed and ratio of height to diameter is an important parameter which influences operating holdup. 首次提出填料塔动持液量不是均匀分布的，高径比是影响动持液量的一个重要参数。
