目的:建立泮托拉唑对映体拆分和对映体光学纯度测定方法。
Objective: to develop a chiral separation method for the enantiomers of pantoprazole.
结论:该方法用于测定蛋白纯度,方法准确、可靠,可用于该类制品的质量控制。
Conclusion: the method to determine the purity of albumen is accurate, reliable, and can be applied to the quality control of the product.
文章阐述了用纯度高低不同的4—氨基安替比林测定水中挥发酚类含量的影响。
This paper expounds the influence of the purity of 4-antipyrine on the measurement of volatile phenol contents in water.
利用常规的滴定分析方法测定了电解液中各种离子的浓度,并利用气相色谱测定了电解气中的氧气纯度(体积分数)。
T he concentrations of ions in electrolyte were measured by normal analysis method, and the content of oxygen in electrolysis gas was measured by gas chromatography.
结果表明:通过该方法可以简便准确地测定出腐殖酸纯度。
Results show that this means can measures the purity of humic acid easily and accurately.
简要论述了铜酞菁纯度的测定;介绍了容量法和重量法的操作过程,并对其进行了对比和探讨。
The determination of purity of copper -phthalocyanine is discussed brie fly. The volumetric and weight operation procedures are introduced. Two methods are compared and discussed.
该谱仪能准确测定氟气纯度及其杂质含量。
The spectrometer can accurately determine the purity of fluorine gas and its impurities.
应用毛细管气相色谱法测定二甲基二硫的纯度。
The purity of dimethyl disulfide was determined by capillary gas chromatography.
所提取胶原的纯度以羟脯氨酸质量分数为基准,采用分光光度法测定为95 7%。 其结构为红外光谱所确证。
The purity of collagen was 95.7% based on the hydroxyproline content determined by UV. The struture of collagen was identified by FTIR.
目的建立测定二对甲苯甲酰酒石酸美普他酚对映体的毛细管区带电泳法,并检测其光学纯度。
Purpose To establish a high performance capillary electrophoresis (HPCE) method for determining the optical purity of meptazinol dip-toluoyl tartaric acid.
谱法测定二甲基二硫的纯度。
The purity of dimethyl disulfide was determined by capillary gas chromatography.
前言:硫化促进剂nobs纯度的测定方法有三种:电位滴定法、指示剂滴定法和液相色谱法。
There are three purity measuring methods of vulcanizing accelerator NOBS: potentiometric titration, indicator titration and liquid chromatography.
建立了用毛细管气相色谱法测定甲苯二异氰酸酯纯度的方法。
The method that analyzes the purity of toluene diisocyanate by capillary gas chromatograph was established.
对反应路线及反应条件的选择进行了讨论,并采用高效液相色谱法测定了产物的纯度。
The choice of the reaction routes and conditions for reaction were discussed. The purity of the end product was measured by High Performance Liquid Chromatography (HPLC).
阐明了该方法的原理,介绍了制备实验的装置和步骤,并对产品进行了外观和失重分析以及纯度的测定。
The elementary principle and experiment device and steps of this method have been introduced. The appearance and loss-weight of product has been analysed, and purity have been also measured.
本文介绍了热分热方法在测定药物纯度判断药物的熔化特性。研究药物结构及剂型选择,测定含水量变化等的应用。
This paper has introduced the thermal analysis methods applied in the determination and study of the purity, melting property, changes of water contents, structures and preparation of drugs.
介绍了芦荟多糖的提取方法及分析方法,包括芦荟多糖的纯度鉴定,分子量测定以及组成分析和功能团的鉴定。
This paper reviews how to isolate and extract and analyze polysaccharide in aloe, including the analysis of purification, testing of molecular weight and component analysis.
本文件对推荐使用的纯度与含量测定检测方法一步步进行了详细说明,并附列一张必要的试剂和溶剂详细清单。
This document provides step-by-step descriptions of recommended test methods for identity purity and content together with a detailed list of the necessary reagents and solutions.
建立了一种毛细管电泳测定左旋多巴药片光学纯度的新方法。
A new capillary electrophoresis method was established for the optical purity analysis of levodopa.
重组人脑源性神经营养因子(BDNF)在大肠杆菌中表达,以冻干形式提供。反相高效液相色谱法和SDS-PAGE测定其纯度大于96%。
Recombinant human BDNF was expressed in E. coli and is supplied in a lyophilized form. A greater than 96% purity was determined by reverse phase-HPLC and SDS-PAGE.
并给出了产品的熔点、折光率、溴含量、分子量、分子结构及纯度等的测定值。
The values of melting point, refractive index, bromine content, molecular weight, molecular constitution and fineness of product are also given.
综述了茶多糖的提取纯化方法、纯度及测定方法、化学组成、结构分析方法。
The methods of extraction and purification, test, chemical composition, structure analysis of tea polysaccharide are summarized.
介绍了金品纯度的测定方法,推导出了比较实用的纯度计算、杂质估算和温度影响等几个表达式。
A method of quality apprarisal for gold products was introduced and several useful formulas for purity calculation, impurity element-estimation and temperature effects have been also deduced.
采用碱裂解法与DEAE -纤维柱层析法提取与纯化抑制素质粒dna,用分光光度法测定其浓度和纯度。
The inhibin plasmid DNA was extracted and purified by alkaline lysis method and DEAE-fiber column chromatography and its concn.
通过熔点测定合成的配合物的纯度,实验值接近理论值。
By measuring the melting point of the complex, the experimental value is close to the theoretical value.
挥发酚测定中,常因4-氨基安替比林纯度不高而影响测定。
The purity of 4-aminoantipyine is key for measuring phenolic material in water samples.
用4-氨基安替比林(4-AAP)分光光度法测定水中挥发酚类含量时,4-AAP药品纯度对试验结果的影响很大。
In the case of measuring the contents of volatile phenols in water by using 4 - AAP spectrophotometry, the purification of 4 - AAP has great influence on the test results.
文章提出了一种由纤维分匀器、图像获取系统和图像处理计算机组成的、能客观测定羊绒颜色纯度的计算机视觉系统。
In this paper, a computer vision system is presented for the objective identification and classification of pigmented fibers in cashmere.
文章提出了一种由纤维分匀器、图像获取系统和图像处理计算机组成的、能客观测定羊绒颜色纯度的计算机视觉系统。
In this paper, a computer vision system is presented for the objective identification and classification of pigmented fibers in cashmere.
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