标准测定

The detection method comprises the steps that: conditions used for an Oxford cup method to determine polyxin B are established, standard solution of the polyxin B is used to draw a linear regression curve under the condition of biological detection, and then an Oxford cup is utilized to identify the size of a bacteriostatic ring produced by zymotic fluid at each stage, thereby measuring the content of the polyxin B in the zymotic fluid.

本发明公开了一种多氧霉素B快速定量分析的检测方法，该检测方法包括：建立牛津杯法测定多氧霉素B的条件，并用多氧霉素B的标准溶液在生物检测条件下绘制一条线性回归曲线，然后利用牛津杯鉴定各阶段的发酵液所产生的抑菌圈大小，从而测得多氧霉素B在发酵液中的含量。

New method for determination of alginic sodium diester has been developed based on the experiments.

ASD测定的标准方法为络合滴定法，该法在实际操作中滴定终点不明显，误差较大[2]。

Our previous studies demonstrated that the IBV was easy broken, and the virus coronal was easy lost When IBV was isolated from the allantoic fluids of eggs, so It was hard to harvest the whole IBV antigen.

克隆了IBV M41毒株N基因和IBV H52毒株S1基因，对它们进行了序列测定和与GenBank中收录的IBV N基因、S1基因序列进行了比较分析，并用Clustal X和Mega软件将N基因、S1基因与公布的标准序列做同源性比较和系统进化分析。

The method was applied to the determination of vanadium in alumium and alumium alloy samples.

100ngV/ml的催化反应极谱法。7次测定的相对标准偏差为3.9%，回收率在90~工01%之间。

GC-MS or LC-MS is a kind of modern,fair chemical analytical technique,which combine higher separation ofChromatography with strong identification of Mass.It was applied in new drug research including concentration determination,impuritycheck,pharmacokinetic,anabolite analysis and so on.The paper reviews their application examples for recent years and shows itsdevelopment future.

气一质联用法和液一质联用法将色谱的高分离性能和质谱的高鉴别特点相结合，组成了较完美的现代分析技术，在新药研究的含量测定，有关物质检查、质量标准制定以及药物动力学研究的代谢物分析、药物及代谢物的体内浓度分布等试验中，成为有力的分析工具，文章综述了近年来色谱一质谱联用在以上领域的应用实例，展示了它的发展前景。

The research finding was to provide the scientific basis in Aristolochiaceae Chinese herbal medicine quality standards.it is an important value.

应用建立的方法测定了两个厂家6批样品中马兜铃酸A的含量。本课题的研究结果可以为含马兜铃酸的中药材以及中成药质量标准的建立及技术审评提供科学依据，具有重要的应用价值。

Liang,2 kinds of medicines have statutory standards Aristolochiaceae.

Liang2种已有法定药材标准的马兜铃科药材的含量测定均未见文献报道。

Methods:Serum electrolyte, AG, standard carbonate(HCO 3 -), plasma osmotic pressure, blood urea nitrogen and serum creatinine concentration were measured in 12 control neonates and 25 asphyctic newborns by automatic biochemical assay.

应用全自动生化分析仪测定窒息组 2 5例和对照组 12例的血清电解质、阴离子隙、标准碳酸氢盐(HCO3 -)、血浆渗透压、血尿素氮和血肌酐浓度。

The production technology was optimized and the quality standard was improved in this study, making the products quality controllable and assurable,and reducing the production cost meanwile.The study was significative to make the most of peanut hulls resource and promote the peoples health cause.

通过本研究，首次制定了脉舒胶囊的含量测定方法及其限度，提高了产品质量标准，并且优化了生产工艺，使制剂质量稳定、可控，同时生产成本可以明显降低，对于充分利用花生壳资源和促进人民群众的健康事业均有积极的意义。

The method examines by national import and export merchandise occupation standard SN0352-95:" Exit shellfish is paralytic " of law of proved recipe of check of sexual shellfish toxin determines the; of content of toxin of paralytic sex shellfish of snail flesh and its content content applies fluid photograph color atlas, mass spectra couplet is used detect toxin of snail flesh balloonfish and its ramification.

方法按国家进出口商品检验行业标准SN0352-95：&出口贝类麻痹性贝类毒素检验方法&测定螺肉及其内容物的麻痹性贝类毒素含量；应用液相色谱—质谱联用检测螺肉河豚毒素及其衍生物。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。