固定相
- stationary phase;locking phase
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C(60)侧链线性聚硅氧烷毛细管气相色谱固定相的制备与色谱性能
Preparation and Chromatographic Characteristics of Linear [ 60 ] Fullerene Polysiloxane Stationary Phase for Capillary Gas Chromatography
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报道了一种自组装固定相的HPLC聚合物柱。
The polymer column for HPLC using self assembling stationary phase has been developed .
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两种β-环糊精衍生物混合GC固定相的研究
Investigation on the GC Mixed Stationary Phase of Two Cyclodextrin Derivatives
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铈及其络合物在HPLC色谱柱上保留行为的研究&以螯合树脂及非极性柱(C8)为固定相
Retention Behavior of Cerium and Its Complexes on HPLC Column & Chelate Resin and C_8 Column as Stationary Phase
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3及其手性固定相的结构经1HNMR,IR和元素分析表征。
Their structures were characterized by 1H NMR , IR and elemental analysis .
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固定相:聚乙二醇(PEG)&20M;聚乙二醇催化下二苯甲醇的合成
Stationary phase : PEG - 2 0M ; Preparation of benzhydrol by PEG - catalysis
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固定相:聚乙二醇(PEG)&20M;
Stationary phase : PEG - 20M ;
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以手性固定相(chiralstationaryphase,CSP)为基础的高效液相色谱法是目前手性拆分最主要的途径之一。
Chiral stationary phase based on high performance liquid chromatography is one of the most important ways of chiral separation .
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固定相TiO2催化剂及其反应器研究进展
Research Progress in Fixed Photocatalyst TiO_2 and Photo Reactor
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人血清蛋白键合固定相的合成及DL(±)氨基酸的手性HPLC分离
Synthesis of human serum albumin immobilized stationary phase and chiral separation of DL (±) aminoacids by HPLC
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第一章论述了PVC(聚氯乙烯)-丁二酮肟这种复膜树脂的制备过程,并用所制得的树脂作为常规离线色谱柱的固定相,富集分离尾矿砂中的微量钯。
PVC-dimethylglyoxime double membranes resin that was packed into conventional packed column was used to separate and concentrate palladium in tails .
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以甲醇和水为二元流动相,用包括碱性、酸性和中性有机化合物在内的混合物对该固定相进行评价,并考察了该填料的适用pH范围及水解稳定性。
Chromatographic evaluations were carried out by using a mixture of organic compounds including acidic , basic and neutral analytes and methanol water as binary mobile phase .
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负载型TiO2固定相光催化氧化处理城市污水的试验研究
An Experimental Research on the Treatment of City Waste Water with Immobilized TiO_2 Fixed Phase Photocatalytic Oxidation
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本文介绍了固定相TiO2光催化剂的制备方法,载体及相应的光反应器的研究进展状况,指出存在的问题并提出改进的方法。
In this Paper , progress in fixed photocatalyst TiO2 and the Photo reactor are introduced , and existing problems are pointed out .
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负载型TiO2固定相光催化降解水中偏二甲肼
Immobilized Photocatalytic Degradation of Unsymmetrical Dimethyl Hydrazine ( UDMH ) in Aqueous Solution by Using Supported TiO2 as Catalyst
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本文采用热反应键合法,将PEG-20M与405白色硅藻土载体进行热键合制备气相色谱键合固定相。
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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结果表明,胶束TLC的Rf值和K(mw),除和胶束浓度、移动相及固定相类型有关外,还与层析温度及有机改性剂的加入有关。
The result shows that the Rf and Kmw values are dependent on the concentration of micellar , type of mobile and stationary phase as well as temperature and addition of organic modifiers .
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在本项研究中,应用反相C18固定相超临界CO2色谱对胡萝卜素、叶黄素和叶绿素的分离进行了初步的探索。
A primary investigation into the separation of carotene , xanthophylls and chlorophylls on reversed-phase C18 supercritical carbon dioxide chromatography was made in this study .
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采用傅里叶红外光谱、元素分析及热重分析,表征厚朴酚键合硅胶固定相(MSP)的化学结构。
The chemical structure of MSP was characterized by Fourier transform infrared spectroscopy , elemental analysis and thermogravimetric analysis .
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采用反相高效液相色谱法,以C18柱为固定相,甲醇+水为流动相,用DAD检测器在254nm波长下定量测定氟啶脲的含量。
The quantitative analysis method of chlorfluazuron formulation by HPLC with DAD detector on C18 column at 254 nm was introduced .
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在TiO2固定相体系中,以高压汞灯为光源,研究了活性艳红X-3B光催化降解脱色反应动力学。
In the system of fixed phase photo-catalysis ( TiO2 ) , mercury lamp of high pressure was adopted as light source , and the dynamics of degrading X-3B was studied by using fixed phase photo-catalysis .
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本文首次合成了厚朴酚键合硅胶固定相(magnolol-bondedsilicastationaryphase,MSP),采用不同的仪器方法对该固定相的化学结构进行表征。
In this theses , a new magnolol-bonded silica stationary phase ( MSP ) was first prepared . Its chemical structure of magnolol on the stationary phase was characterized by various instrumental methods .
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金属离子吸附技术(IMA)利用固定相的金属离子与蛋白表面的组氨酸等残基配位结合有广泛应用。
Immobilized metal-ions affinity ( IMA ) is used widely by the specific interactions between proteins in solution and metal ions fixed to the solid support .
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按照Bicker等人的方法测定了该新合成的固定相水富集层的体积。
The volume of the aqueous enrich layer of the stationary phase was measured by the method raised by Bicker .
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系统评价了其色谱性能,并与商业柱OV-17(50%苯基聚硅氧烷固定相色谱柱)作了对比。
The performance of the columns were evaluated and compared with OV-17 ( 50 % phenyl-dimethyl-polysiloxane ) .
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有机调节剂对中性溶质的影响满足一般反相电色谱中的规律;结果表明,在电色谱中采用混合固定相可以在较大的pH和有机调节剂浓度范围内得到较强且稳定的电渗流。
The influence of neutral solutes by organic modifier complies with the rule of conventional reversed phase CEC . These results demonstrate that electroosmotic flow in the mixed stationary phase electrochromatography are kept high and steady within wide ranges of pH and organic modifier content .
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方法GC法:色谱柱以聚乙二醇(PEG)-20M为固定相,涂布浓度10%,检测器FID,柱温100℃,载气流速1.0mL/min;
Methods In GC procedure the chromatographic column was PEG-20M ( 10 % ), detector was FID , the column temperature was 100 ℃, and the flow velocity was 1.0mL/min .
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环酰胺杯芳烃聚硅氧烷固定相分离Grob试剂的研究
The separation of Grob mixtures by calixarene as chromatography phases stationary
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方法采用DB-FFAP毛细管柱为固定相。
METHODS A DB-FFAP capillary column was used with FID detector .
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高分子聚合物基质高效液相色谱固定相具有选择性高、使用pH范围宽、亲水性好、稳定性好以及负载能力高等优点,更适合于生物工程产品的分离纯化和制备,是固定相的发展趋势。
Polymeric separation media having a of high selectivity , chemical stability in the entire pH range , good hydrophilicity , high column loading , are more suitable for biopolymer separation , and will be the tendency for the development of stationary phase in the future .