紫外—可见光谱、高效液相色谱的分析表明,苯胺降解过程中有一系列中间产物生成,最终被矿化成小分子无机物。
Analysis by UV-visible spectrum and HPLC indicates that there are a series of intermediate products generated in aniline degradation, and the final products are small molecule inorganics.
为了提供一个监控这些食品添加剂的法定推荐限量的方法,本文介绍了一个快速而经济的高效液相色谱方法。
In order to provide a way to monitor the legal recommended limits of these additives in foods, a rapid and cost-effective HPLC method is presented here.
方法采用超声技术提取熊果酸,并采用高效液相色谱(HPLC)法测定其含量。
Methods Ultrasonic technology was used to extract ursolic acid and determine the content by HPLC.
建立高效液相色谱测定麦糟发酵液中的阿拉伯糖、阿拉伯糖醇及木糖醇的分析方法。
Method for analysis of arabinose, arabitol and xylitol in the fermentation Liquors on Brewery's spent grain by HPLC is described.
目的:建立泰诺片剂中对乙酰氨基酚的高效液相色谱测定方法。
Objective To establish an assay method for paracetamol in Tainuo tablets by HPLC.
通过高效液相色谱,紫外光谱及薄层层析分析,对两种方法所提取的大豆皂甙进行了比较。
Analyzed by HPLC, UV, and TLC, comparison between two extraction methods of soybean saponin is reported in this paper.
相比目前使用的水或甲醇溶剂纯化收率30%,发现以丙酮、乙酸、水的溶剂体系,精制更昔洛韦收率可显著提高到83.3%,高效液相色谱(HPLC)分析,产品纯度达到99.0%以上。
Ganciclovir could be purified to more than 99.0%(HPLC) by a combination of acetone, acetic acid and water in 83.3% recovery as compared with 30% one when using water or methanol as solvent.
目的:建立涵水胶囊中槲皮素高效液相色谱测定方法。
Objective: To develop an HPLC method for determining quercetin in Hanshui capsules.
结果:云威灵炮制前后高效液相色谱图发生变化。
Results: The HPLC chromatogram of Inula nervosa changes before and after processing.
用高效液相色谱对纯化样品进行了定性和定量分析,结果显示三次重结晶后胡萝卜素纯度为88.56%。
HPLC methods were used for the qualitative and quantitative analysis. The purity of carotene crystal was 88.56% by HPLC method.
高效液相色谱;食品包装;初级芳香胺;迁移。
HPLC; food package materials; primary aromatic amines; migration.
本文描述的高效液相色谱分析法被证明是一种行之有效的分析测试方法。
Accordingly, the HPLC procedure described in this article provides an effective means of analysis.
对仲酰胺和咪唑啉合成的两性表面活性剂的结构,本文分别利用高效液相色谱和硝酸银滴定的方法进行分析。
With the aid of HPLC and silver nitrate titration, the structure of zwitterionic surfactant obtained through the reaction of secondary amide and fatty imidazoline has been analysed.
目的建立血浆中对乙酰氨基酚的高效液相色谱检测法。
Aim To establish a HPLC method for detection of paracetamol in plasma.
目的:建立以高效液相色谱(hplc)法测定大鼠血浆中炎琥宁含量的方法,并对其药动学进行研究。
OBJECTIVE: to determine plasma level of Potassium sodium in rat by a reversed phase high performance chromatographic method (RP-HPLC) and to study its pharmacokinetics.
综述了高效液相色谱技术在分析食品中营养成分和食品安全性等方面的应用。
This article introduced the use of HPLC in food nutrition analysis and its use in food safety analysis.
温度对高效液相色谱分离性能的影响。
用SDS作对离子试剂,采用离子对反相高效液相色谱方法对反应产物进行分析。
Products of the reaction mixtures were analyzed by ion pair reversed phase HPLC with SDS as the ion pairing reagent.
高效液相色谱表明样品在与阿魏酸相同保留时间处有吸收峰。
The retention time of a peak in the HPLC of the sample corresponded to that of ferulic acid.
采用二元流动相程序洗脱高效液相色谱分离了蛋白质水解液中常见的18种氨基酸。
The separation of 18 amino acids in hydrolysis solution of proteins has been conducted by a binary gradient in HPLC.
介绍一种新型的高效液相色谱紫外可见检测器。
A novel UV-vis detector for high performance liquid chromatography (HPLC) was introduced.
目的建立测定异烟肼片剂中异烟肼及其杂质含量的高效液相色谱(hplc)法。
Objective To establish a HPLC method for determining the contents of isoniazid and its impurity in isoniazid Tablets.
建立一种测定尿素中缩二脲含量的反相高效液相色谱(HPLC)方法。
A reversed - phase HPLC method was established to determine the biuret content in urea.
方法:采用高效液相色谱蒸发光散射检测器(ELSD)检测法测定银杏酮酯注射液中银杏内酯A,B的含量。
METHODS: The HPLC method with Evaporative Light Scattering Detector (ELSD)was established to determine the content of ginkgolide A, B in the Ginkgo injection.
提出了采用高效液相色谱技术分离模拟乙烯砜型染料-纤维化合物及其碱性水解产物的方法。
This paper described the method of separation of model vinyl sulfone dyecellulose compounds and their products of alkaline hydrolysis by high performance liquid chromatography (HPLC).
介绍一种新型的高效液相色谱二极管阵列检测器。
A kind of a novel diode array detector for high performance liquid chromatograph (HPLC) was introduced.
离子色谱(IC)作为高效液相色谱的一支亦在上述领域取得了不小成就。
Ion chromatography (IC), as a branch of HPLC, has also made great success in the above areas.
姜黄素脂质体大鼠口服给药后,以高效液相色谱(hplc)法测定大鼠血浆中的药物浓度。
Drug concentration in rats plasma was detected by high performance lipid chromatography (HPLC) after curcumin liposomes administered to rats.
目的建立反相高效液相色谱(HPLC)法,以安定为内标,同时测定血清中卡马西平(CBZ)和地尔硫(DZ)的浓度。
Objective To establish reversed phase HPLC method for simultaneous determination of the concentration of carbamazepine(CBZ)and diltiazem(DZ) in serum, using diazepam as internal standard.
应用高效液相色谱测定纹状体和海马羟自由基(OH· )、三磷酸腺苷(ATP)和多巴胺(DA )含量。
The striatum, hippocampus hydroxyl free radical(OH ·), ATP content and DA were determined by high performance liquid chromatography(HPLC).
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