查询词典 chromatography

When proceeding the research of drug identification by ultraviolet spectrophotometry, this paper adopts the approaches below: to identify Metronidazole Buccal Tablets and Potassium Sodium Dehydroandroan Drographolide Succinate by ulviolet maximum absorbent wavelength; to identify Metronidazole Disodium Phosphate for Injection by ulviolet maximum absorbent wavelength and minimum absorbent wavelength; to identify Ceftriaxone Sodium for Injection and Clarithromycin Tablets by retention time of high performance liquid chromatography- ultraviolet spectrophotometry.

通过测定紫外最大吸收波长λ_(max鉴别甲硝唑口颊片和炎琥宁、测定紫外最大吸收波长λ_(max和最小吸收波长λ_(min鉴别注射用甲硝唑磷酸二钠，结合高效液相色谱(high performance liquid chromatography-ultraviolet detector，HPLC-UV)中保留时间的测定鉴别注射用头孢曲松钠和克拉霉素片，本文建立了药物鉴别的紫外分光光度法。

Methods: Determining paeoniflorin content by high performance liquid chromatography measurement conditions: mobile phase of acetonitrile -0.4% phosphoric acid solution (volume ratio 13∶87; detection wavelength 230 nm; flow rate 1.0 mL/min; and column temperature 25℃; and determining polysaccharide content by anthrone-sulfuric acid method. The extraction procedure of Langchuangling granule was measured, and the evaluated indexes were the rate of dry extra, contents of the paeoniflorin and the total polysaccharide with L9 (34) orthogonal test and preferential treatment of data.

采用高效液相色谱（high performance liquid chromatography，HPLC）法测定芍药苷含量［测定条件：流动相为乙腈-0.4%的磷酸水溶液（体积比为13∶87）；检测波长230 nm；流速1.0 mL/min；柱温25℃］；采用硫酸-蒽酮法测定总多糖含量，并以干浸膏得率、总多糖含量和芍药苷含量为指标，采用L9（34）正交实验，用综合评分法处理数据优选水提取工艺。

Methods: The content of gallic acid in Duoxuekang was determined by high performance liquid chromatography.

采用高效液相色谱法（high performance liquid chromatography，HPLC）测定多血康中没食子酸的含量。

For it is rubor after damaging to the closing soft tissue, getting swollen, getting hot aching and model of functiolaesa these bed solicit and there is no fracture,no skin damaged, we designed the corresponding experiment, namely the law of hot board causes little mouse\'s painful experiment of threshold of pain; Freun\'s complete adjuvant caused the swollen experiment of big mouse\'s foot;The xylene caused the swollen experiment of little mouse\'s ear; Invigorating blood circulation silt experiment that changes the sex that the rheology appearance examines the blood and flows with the blood; Useing the high performance liquid chromatography-electrochemistry Detected monoamine neurotransmitters transmitter in the brain and serum; the experiment of immunohistochemistry measured the proto-oncogene C-FOS expresses.

针对闭合性软组织损伤后的红、肿、热、痛及功能障碍的典型临床体征，加上无骨折、无皮肤破损的特点，我们设计了相应的实验，即热板法致小鼠疼痛的痛阈实验；福氏完全佐剂(Freun\'s complete adjuvant，FCA)致大鼠足肿实验；二甲苯致小鼠耳肿实验；用血流变仪测血液流变性的活血化瘀实验；运用高效液相色谱—电化学(high performance liquid chromatography-electrochemistry Detection HPLC-ECD)法测量大脑及血清中单胺类神经递质的实验以及免疫组织化学法检测原癌基因C-FOS蛋白产物表达的实验。

They include the variation of the degradement velocity of different sample, the inhibition product of PCR, the amount of DNA extraction, quality of DNA and the heteroplasmy of some tissue. Correct sequencing, comparison of the result of forward and reverse primers sequencing should be done to rule out wrong signals, and prevent contamination. In addition to gene sequencing, low grade heteroplasmy could be dealt by Denaturing high performance liquid chromatography. Multiplex Ligation-dependent Probe Amplification. The analysis of mitochondrial HV Ⅰ, HV Ⅱ sequencing is able to identify the maternal sanguinity, then it could assist in the human identification. It also complements the genomic STR system in distribution of population, the origin of human, and analysis for fossil.

分析粒线体DNA时必须考虑各类检体腐败DNA降解速度之不同、PCR的抑制物质、DNA的萃取量及品质、特定组织的异质现象、萤光序列分析图及正、反向引子定序结果比对、排除杂讯干扰、防治污染等，除以基因定序外，低程度的异质现象也可用Denaturing high performance liquid chromatography、Multiplex Ligation-dependent Probe Amplification等方法分析，粒线体HV Ⅰ、HV Ⅱ碱基序列的分析可鉴别一个人的母系血缘关系、辅助人类身分鉴定，对於族群分布、人类起源探讨、远古检体的分析可作为辅助STR系统的利器。

Methods The clinical data of 24 patients with neonatal organic acidemia including 20 cases of methylmalonic academia, 3 cases of propionic academia and one case of glutaric academia, were analyzed by gas chromatography-mass spectrometry.

回顾性分析24例新生儿有机酸血症的临床资料，采用气相色谱－质谱法(gas chromatography-mass spectrometry，GC/MS)进行尿或血有机酸分析。

Gingerols in ginger oleoresin were separated by AB8 macroporous adsorption resin and silica gel column chromatography. The samples were characterized by the gas chromatography-mass spectrometry method.The peak area normalization method was used to determine the relative percentage of the components and the rate of accumulation of gingerol was determined by contrasting with gingerol standard samples. The results showed that gingerols was concentrated on the 3rd and the 4th parts.

采用硅胶柱层析和AB8大孔树脂吸脱附两种方法分离姜油树脂中的姜酚，采用气相色谱-质谱(gas chromatography-mass spectrometry， GC-MS)对分离样品进行表征，用峰面积归一化法对测试样品的气相色谱-质谱结果进行分析，确定了分离样品中各组分的相对峰面积百分比。

It is important to approach air pollutants exposure of motorcyclists in different riding conditions . This study measured the in-riding concentrations of 10 gasoline-related monocyclic aromatic hydrocarbons by the Solid Sorbent-Thermal Desorption-Gas Chromatography Method .

本研究以固体吸附剂-热脱附-气相层析法(Solid Sorbent-Thermal Desorption-Gas Chromatography)采样分析台北市机车族行驶环境空气中十种与汽油燃烧、溢散相关的单苯环碳氢化合物(Monocyclic aromatic hydrocarbons， MAHs )浓度。

Samples were subjected to high pressure ranging from 100 to 500 MPa. After high pressure treatments, the flavour compounds were extracted by Solid-Phase Microextraction. Analysis was carried out by Gas Chromatography-Mass Spectrometry. The key flavour compounds of orange juice were three alkenes (namely limonene, myrcene and α-pinene), two alcohols (linalool and α-terpineol), three aldehydes, one ketone and two esters (ethyl butyrate and 3-OH-ethyl hexanoate).

采用固相微萃取（Solid Phase Microextraction，SPME）方法对不同压力（100～500 MPa）超高压处理的鲜榨橙汁中的香气成分进行富集，并经气相色谱-质谱联用仪（Gas Chromatography-Mass Spectrometry，GC-MS）检测分析，橙汁中的主要香气成分有：3种烯（柠檬烯、月桂烯、α-蒎烯）；2种醇；3种醛；1种酮；2种酯（丁酸乙酯、3-OH-己酸乙酯），它们是构成橙汁的主要特征致香成分。

In this study, isobaric tags for relative and absolute quantification labeling coupled with two-dimensional liquid chromatography-tandem mass spectrometry (2D-LC-MS/MS) was employed to compare the differential protein expressions in MCF7 cells upon 17β-oestradiol (E2) stimulation or serum deprivation versus in normal conditions. A total of 576 proteins with the confidential level of ≥95% were identified, 26 proteins among the 576 proteins were found to be differentially expressed after E2 stimulation or serum deprivation, and among them 10 proteins were up-regulated and 16 proteins were down-regulated by more than two folds.

利用四重用于相对和绝对定量的等量异位标签(isobaric tags for relative and absolute quantification， iTRAQ)标记结合二维液相色谱-串联质谱(two-dimensional liquid chromatography-tandem mass spectrometry， 2D-LC-MS/MS)对雌二醇(17β-oestradiol， E2)和血清各自以及共同作用对MCF7乳腺癌细胞内蛋白质表达的影响进行了比较，共鉴定到置信度在95%以上的蛋白质576种，其中各组相对于正常培养组的细胞共找到26种差异在1倍以上的蛋白质，其中10种上调，16种下调。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。