This paper describes a capillary column gas chromatography method for quantitative analysis of an 0.8 % solution of transfluthrin repellent.
本文描述了用毛细管气相色谱对0.8％四氟菊酯驱蚊药液的定量分析方法。
To do this, the oils were broken into their component parts and analysed using gas chromatography and mass spectrometry.
实验过程中，他们将精油分散成各自的组成成分，用气体色谱分析法和质谱分析法进行分析。
Scientists had to wait until the development of a technique called gas chromatography/mass spectrometry to identify traces of methoxypyrazines.
科学家们只得一直等到叫做气相色谱或是质谱的技术的出现，才得以识别出痕量的甲氧基吡嗪。
The researchers used water and an ultrasonic extraction process, followed by gas chromatography-mass spectrometry to quantify the amount of cocaine in more than 230 bills collected in 17 cities.
研究人员从17个城市收集到230张纸币样本，并使用水和超声波提取方法，再加上气相色谱分析-质谱法对样本进行测试。
Those made by his firm use advanced laser-fluorescence technology: more accurate, simpler, cheaper and more robust, he says, than the gas-chromatography apparatus in common use so far.
这些由他公司制造的机器使用先进的镭射-荧光技术：与至今为止通常使用的气体-色谱法设备相比，他说，这些更精确，更简单，更便宜而且更经用。
The separation of them is studied all the while. Traditional methods include freezing point and gas chromatography, But the effect of separation is not so good.
对它们的分离一直以来都在研究，传统的方法有凝固点法、气相色谱法，但是分离效果均不理想。
Compare the results obtained from gas chromatography and refractive index measurements. How closely do they agree? If they are not in good agreement can you provide an explanation?
比较一下气相色层分析和折光率的测量结果。它们有多一致呢？如果它们不能很好地符合的话，你可以提供解析吗？
Objective to establish a capillary gas chromatography for determining the contents of phenol and menthol in itch relief agent.
目的建立毛细管气相色谱法同时测定止痒灵中苯酚和薄荷脑的含量。
Method: The muscone content in Gujukang Extract was determined by gas chromatography.
方法：用气相色谱法测定骨疽康膏中麝香酮的含量。
A solvent flotation-gas chromatography for the determination of sodium stearate in sodium aluminate solution in aluminium hydroxide production by the bayer process was studied.
研究了拜尔法生产氢氧化铝过程中，用溶剂浮选-气相色谱法测定结晶助剂有效成分硬脂酸钠的方法。
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.
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)。
For suspected of containing methylal car with gasoline samples, the common analysis methods with infrared spectroscopy, temperament spectrometry, multidimensional gas chromatography.
针对疑似含有甲缩醛的车用汽油样品，常见分析方法有红外光谱法，气质联用法，多维气相色谱法。
Gas chromatography FID detector structure and features, the common troubles and troubleshooting methods were introduced.
介绍气相色谱FID检测器的结构特点、使用中常见故障及故障排除方法。
In those cases, gas chromatography should be used.
在这种情况下，应使用气相色谱方法。
The human body odor can also been analysis by Electronics nose and gas chromatography mass spectrometry(GC/MS).
电子鼻、气相色谱质谱等化学分析仪器也可用于人体气味的检测分析。
The gas chromatography and gel permeation chromatography methods for determining the residues of 2,4-dichlorophenoxyacetic in bean sprout was developed.
建立了豆芽中2，4-二氯苯氧乙酸残留量的凝胶渗透色谱净化——毛细管柱气相色谱测定的方法。
Using gas chromatography and mass spectrometry, researchers have, over the years, identified more than 3,000 compounds that are regularly exhaled, excreted or exuded from the body.
这些年来，凭借着气相色谱分析技术和质谱分析技术，科学家已经鉴定出来了能有规律的从人体排出或者挥发出的超过3,000种化合物。
The capillary gas chromatography was used to isolate and analyze the extracted fatty acids.
用毛细管气相色谱对萃取的脂肪酸进行了分离和分析。
The whole procedure by gas chromatography analysis is stated and makes fault judgement to the transformer interior by analyzing data.
阐述了用气相色谱分析的全过程以及通过分析数据做出了对互感器内部的故障判断。
Spectrophotometric method and gas chromatography were the authorized national standard analytical methods to fusel oil.
国家标准规定分光光度法和气相色谱法为杂醇油的分析方法。
Objective to determine 12 organochlorine pesticide residues in the Radix Rehmanniae preparata by the capillary gas chromatography with the electron capture detector (CGC-ECD).
目的对熟地中12种有机氯农药的毛细管气相色谱测定方法的研究。
Analytical advantages of high sensitivity, high selectivity and rapid response time make gas chromatography-toroidal ion trap mass spectrometry (GC-TMS) a preferred detection technique.
高灵敏度、高选择性、快速响应时间等分析优点使得气相色谱-离子阱质谱联用技术(GC -TMS)成为一种首选的检测技术。
Objective to determine organic solvent residual volume in felodipine raw material by headspace gas chromatography.
目的建立测定非洛地平原料药中有机残留溶剂的顶空气相色谱法。
Discussion of what information gas chromatography provides.
讨论一下气相色层分析能提供什么资讯。
Discussion of what information gas chromatography provides.
讨论一下气相色层分析能提供什么资讯。
应用推荐