查询词典 chromatography

A high performance liquid chromatography method with UV detection has been established for simultaneous determination of four kinds of organic arsenic in pig feeds,including arsanilic acid,roxarsone,nitarsone and...

建立高效液相色谱法对猪饲料中4种有机胂类药物[对氨基苯胂酸、3-硝基-4-羟基苯胂酸、4-硝基硝苯胂酸、对脲基苯胂酸]的残留进行了检测。

Methods Rats were exposed to S band HPM which average power densities were respectively 2~90 mW/cm^2. HE staining, Toluidine blue staining and electron telescope were used to study the change of the structure of cortex, and high performance liquid chromatography was used to study the changes of 4 amino acids (glutaminic acid, asparagic acid, GABA and glycine) of cortex in 6 h and 1d after exposure to 10 and 50mW/cm^2 HPM.

采用2~90mW/平方公分S波段高功率微波辐照Wistar大鼠，通过苏素素－伊红染色、甲苯胺蓝染色和电镜观察大脑皮层的形态结构改变；采用高效液相色谱仪检测10和50mW/平方公分照后6h和ld大脑皮层中4种氨基酸(谷氨酸、天门冬氨酸、γ-氨基丁酸和甘氨酸)含量的变化。

ABSTRACT: Objective To establish the method of assaying roxithromycin in human plasma by high performance liquid chromatography, and to study its pharmacokinetics and bioequivalence.

目的 建立人血浆中罗红霉素浓度的高效液相分析方法，用于研究罗红霉素胶囊在人体的药代动力学和生物等效性。

To exploit highly bioactive natural antifungal medicaments from starfish, water-soluble starfish glycosides from Asterias rollestoni were isolated and purified by macroporous resin column and silica gel column chromatography, and their antifungal bioactivities were also examined.

为了分离纯化出具有强抗真菌活性的水溶性海星皂苷，以罗氏海盘车腕为实验材料，利用水抽提方法获得水溶性海星皂苷粗品，依次利用大孔树脂和硅胶柱层析对水溶性海星皂苷进行了纯化，并对其抗真菌活性进行了测定。

This experiment has set up a fingerprint chromatography of medium and xinjikang injection in Radix Astragali .

并根据皂苷部分和黄酮部分的特点，制定了相应的指纹图谱。

In general, the following technical achievements could be concluded: 1. A sensitive and selective liquid chromatography-tandem mass spectrometric method has been developed to determine trace para red、Sudan I～IV、Sudan red B、Sudan red G、Sudan red 7B、Sudan Black B、Methyl Yellow、Toluidine Red、Fast Garnet GBC Base、Auramine、Oil Orange SS and Sudan Orange G in food, respectively.

详细分析研究了食品中微量的对位红、苏丹红Ⅰ-Ⅳ、Sudan red B、Sudan red G、Sudan red 7B、Sudan Black B、Methyl Yellow、Toluidine Red和Fast Garnet GBC Base7种苏丹红类染料、Auramine和Oil Orange SS染料、以及Sudan Orange G染料的快速、灵敏的液质测定方法。

METHODS The contents of synephrine,neohesperidin,hesperidin, naringin and narirutin in the raw materials and the extracts of Citrus aurantium were determined by reversed-phase high performance liquid chromatography with an Inertsil ODS-3(4.6 mm×250 mm,5 μm) column, respectively.

方法采用高效液相色谱法，以InertsilODS-3(4.6mm×250mm，5μm)色谱柱分别对枳实及其提取物中辛弗林生物碱类成分和新橙皮苷、橙皮苷、柚皮苷、芸香柚皮苷黄酮类成分进行测定。

ADH was pured 5.49 fold with a final yield of 48.09% by bacteriolytic solution crude extract,(NH4)2SO4 fractionation, sephadexG100 chromatography.

用4种不同的方法提取ADH，结果发现细菌裂解液提取法对Acetobacter Z127细胞的破碎率较高，而且能够维持较高的ADH活性，较适合Acetobacter Z127中ADH的提取。

Methods TGGP was purified from Balanophora japonica Makino by n-hexane and ethyl acetate extraction and column chromatography.

用萃取和柱层析方法分离提纯TGGP，用酶联免疫测定法、天然聚丙烯酰胺凝胶电泳、分子排阻高效液相色谱法检测其抑制HIV gp41六螺旋束结构形成的作用，用细胞－细胞融合方法检测TGGP抑制HIV进入靶细胞的活性。

Five representative compounds were isolated as QC and biolocial study standards from three different species of Aloe by using preparative HPLC, CCC and other routine chromatography methods: Aloesin, Aloeresin A, and Barbaloin from dried latex of the leaves of A.

五、代表性化合物孤立御用biolocial从三个不同物种研究水准芦荟用制备高效液相色谱刑法和其他日常色谱方法：芦荟、芦荟一、由芦荟、晒干的叶甲ferox胶乳、从aloenin全脂芦荟、芦荟叶电子甲从干果皮的纯度和化学结构的色色谱和光谱方法证实。

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。