查询词典 chromatography

A method to finely separate saturated hydrocarbon and aromatic hydrocarbon by high performance liquid chromatography was introduced.

该文介绍了用高压液相色谱对族组分中的饱和烃、单环芳烃、二环芳烃及三环以上芳烃的精细分离方法。

The genistein and glucuronidated genistein in plasma and in different tissues were detected by a high performance liquid chromatography ashy.

用反相高效液相色谱法测定不同时间大鼠血浆中原型药物、β-葡萄糖醛酸结合型药物及组织器官中药物的浓度。

The endogenous cellulase from the gut of Pheretima aspergillum by homogenization was separated by DEAE anion exchanger and gel filtration chromatography, and a single band with cellulase activity was identified by SDS-PAGE and zymography.

通过对参环毛蚓肠道组织提取液进行DEAE阴离子交换及凝胶过滤层析，获得参环毛蚓单一的内摞纤维素酶的活性组分。

N-succinimidyl 5---3-pyridinecarboxylate, a useful linker for labeling proteins with astatine and iodine radioisotopes, is synthesized in three steps with 5- bromonicotinic acid as a starting material, and is characterized by nuclear magnetic resonance, mass spectrometer and high performance liquid chromatography.

以5-溴烟酸为起始物，通过3步主要反应合成了一种适用于蛋白质放射性砹标记的偶联剂——5--3-吡啶甲酸 N-琥珀酰亚胺酯，并用核磁共振、质谱、高效液相色谱等进行了表征。

When fuzzily clusterde based on the chemical constituents profile obtained with high performance liquid chromatography and multi-wave length scanning, they belonged to the same class with a confidence level of about 0.80, which indicated that the fruits of Atriplex centralasiatica Iljin and Tribulus terrestris may have most common chemicals and thereby can be used alternatively in clinics.

软蒺藜是中亚滨藜的果实，在山东、河北等地常用作硬蒺藜的代用品或混淆品，对硬、软蒺藜进行的高效液相色谱-模糊聚类分析和紫外-可见多波长扫描分析-模糊聚类分析表明，二者聚为同一类的置信水平在0.80作用，说明二者确有代用的物质基础。

Methods A survey was performed from May to October in 2007.Samples of pork,chicken and beef were collected from 8 markets and 5 supermarkets,and the residues of terramycin,aureomycin,tetracycline,stilboestrol and hydroxymethyl tertbutyladrenergics in the samples were detected by highperformance liquid chromatography.

方法于2007年5～10月，从哈尔滨市8个主要农贸市场和5个超市采集猪肉、鸡肉和牛肉各13份，采用高效液相色谱法测定土霉素、金霉素、四环素、己烯雌酚和盐酸克伦特罗残留情况。

In the paper, a specific criterion function, which is convenient for automatic computation and appropriate for portraying the chromatography, was suggested.

本文提出了一种既便于自动求值，又不致产生歧义的色谱分离优化目标函数。

The levels of DAG were investigated with radioenzymatic assay, thin-layer chromatography and autoradiography.

上述信号通路的变化效应，可被anti-CD40MAb阻断，这就进一步证实，rCD40L引起的DAG-PKC途径的激活是通过CD40而起作用的。

So it has very importance practical meanings to indentify the type of ball-pen ink with chromatography.

而圆珠笔种类的鉴定是很关键的一个步骤，为书写时间的鉴定奠定基础。

Solid phase extraction and gas chromatography-mass spectrometric method have been ~developed for the determination of barbital, amobarbital and phenobarbital residues in pork.

采用HP5毛细管柱分离，电子轰击电离源质谱选择离子模式检测(巴比妥m/z126，169，183，184；异戊巴比妥m/z169、170、184、226；苯巴比妥m/z175、232、245、260；dwelltime80s)，外标法定量(定量离子m/z分别为169、169和232)。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。