查询词典 chromatography

To explore the application of capillary gas chromatography in the determination of dicyclopentadiene in the Air.

目的 探讨以毛细管气相色谱法测定工作场所空气中的二聚环戊二烯。

It combines the advantages of high efficiency of capillary electrophoresis with high selectivity of high performance liquid chromatography.

毛细管电色谱结合了毛细管电泳的高分离效率和高效液相色谱的高选择性，因而在这几年受到了越来越多的关注。

Fatty acid compose of pure palm oil 's was analyzed by gas chromatography,the characteristic fatty acid-capric acid was found in palm oil ,the reservation time and peak area of methyl caprate are used as qualitative and quantitative judgment of palm oil mixed into edible vegetable oils.

利用气相色谱分析纯正棕榈油的脂肪酸组成，得到棕榈油中含有特征脂肪酸——癸酸，根据癸酸甲酯保留时间和峰面积作为掺入棕榈油定性、定量的判断依据。

The separation and determination of caproic acid,1-octanol and octyl caproate by high performance liquid chromatography on the Kromasil C18(150 mm×4.60 mm,5 μm) column with V∶V=95∶5 as mobile phase and with refractive index detector were also studied.

按常规有机合成方法合成了己酸正辛酯，采用在Kromasil C18(150 mm×4.60 mm，5 μm)柱上，以V∶V=95∶5为流动相及示差折光检测器的反相高效液相色谱法，30 ℃分离和测定了己酸、1-辛醇及己酸正辛酯。

A method for simultaneous determination of 8 organic acids in fermented Capsicum by reverse phase high performance liquid chromatography was developed.

建立了高效液相色谱法同时分析发酵辣椒中8种有机酸的方法。

A method for the simultaneous determination of capsicum red pigment in pepper by high performance liquid chromatography has been established.

建立了辣椒中辣椒红色素的高效液相色谱法定性定量检测方法。

The residue obtained by pyrolyzing different time was analyzed by elementary analyzer and particle analyzer; Liquid produced by extracting the residue for 24h with Soxhlet extractor through toluene and carbon bisulfide were also resolved by gas chromatography and mass spectrometry, ultraviolet-visible spectrophotometer and Fourier transform infrared spectrometer.

实验首先对煤进行热解，然后对作用不同时间的煤热解残渣进行元素分析和粒度分布分析，并用有机溶剂甲苯和二硫化碳对热解残渣采用索氏提取器抽提24 h，将所得提取液采用紫外-可见光谱仪、红外光谱仪和气质联用仪等手段进行表征。

Thus, it is significant to develop a better absorbent to carbonyl sulfide. In this paper, gas chromatography method has been developed to determine content of sulfur compounds.

因此，研制和开发一种与乙二醇复配效果较好的脱硫剂具有重要的现实意义和经济效益。

You will use gas chromatography and refractometry to check the purity of your distillate and to estimate the relative concentrations of limonene and carvone in the oil.

你将用到气相色层分析和折射仪去检测你的蒸馏物的纯度。从而估计在油中柠檬烯和香芹酮的相对浓度。

From the gas chromatography, report the percentages of limonene and carvone in your original sample and in the fractions following distillation.

从气相色层析分析中，回报在你的原样品和通过蒸馏所得的馏份中所含柠檬烯和香芹酮的百分含量。用蒸馏法分离这些组份的效率有多高呢？

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。