Petroleum products - Determination of aromatic hydrocarbon types in middle distillates - High performance liquid chromatography method with refractive index detection.
石油产品。中间馏分产品中芳香烃类的测定。用折射指数检测的高性能液相色谱法。
The method and the technology of synthesizing heavy aromatic petroleum sulfonate by heavy aromatic hydrocarbon and sulfur trioxide and the properties of synthesized product are studied in this paper.
本文研究了采用重芳烃和三氧化硫为原料合成重芳烃石油磺酸盐的方法、工艺及产物性质。
Aniline point is used to characterize pure hydrocarbons and to indicate the aromatic content of hydrocarbon mixtures.
苯胺点用来表现纯净的碳氢化合物的特性并用于显示烃类混合物里的芳烃含量。
The cleaning agent USES water as a solvent instead of toxic solvent such as benzenes, phenol aromatic hydrocarbons and halogenated hydrocarbon.
本发明不含苯类、酚类芳烃,卤代烃等有毒溶剂,以水为溶剂。
Standard test method for oxygenates and paraffin , olefin , naphthene , aromatic o - pona hydrocarbon types in low - olefin spark ignition engine fuels by gas chromatography.
用气相色谱对低烯烃火花点火引擎燃料芳香碳氢化合物类型,环烃,烯烃,石蜡和氧化物的标准试验方法。
The main components of biological diesel oil are reproducible biological resources with good property of fuel and environment, containing oxygen and little of sulfur and aromatic hydrocarbon.
生产生物柴油的主要原料是可再生的生物资源,生物柴油含氧而基本不含硫和芳香烃,具有良好的燃料品质和环境友好性。
As the one of the preferred embodiment, the method USES hog still to remove water and aromatic hydrocarbon organic solvent azeotropy generated in the dehydration reaction.
作为优选的实施方式之一,使用蒸馏塔将在上述脱水反应中生成的水与芳香烃类有机溶剂共沸除去。
The formation of economic uranium orebody is related with migration of oil and gas, because there are organic matter of aromatic hydrocarbon and moving hydrocarbon in uranium ore.
工业铀矿体的形成与油、气作用有关。在铀矿石中发现有芳烃类有机物,并有运移烃的存在。
Benzene (1825) Simplest aromatic hydrocarbon (see aromatic compound), parent substance of a large class of chemical compounds.
苯(1825):最简单的芳香烃,是一大类化合物的母体。
Limitedly resistant to aromatic hydrocarbon, strong solvent, acids and oxide materials.
本品对芳烃、强溶剂、酸和氧化材料的耐度有限。
The paper has reviewed the analysis method, the gas chromatography and the near infrared spectroscopy for determining olefin and aromatic hydrocarbon content in gasoline.
对目前采用的快速、简便分析汽油中烯烃、芳烃含量的气相色谱和近红外光谱分析方法进行了评述。
Under the action of acid catalyst, the pitch resin was synthesized by using aromatic hydrocarbon enriched raw material from FCC slurry.
以催化裂化油浆富芳烃馏分为原料,在酸性催化剂的作用下合成了沥青树脂。
The true of sample is very important due to the volatility and alterability of light aromatic hydrocarbon.
由于轻芳烃有一定的挥发性和变异性,样品的保真非常重要。
The main pollutants are benzene serial materials, polycyclic aromatic hydrocarbon, organochlorine insecticide, PCB and volatile halogenated hydrocarbon.
经过筛选确定苯系物、多环芳烃、有机氯农药、多氯联苯和挥发性卤代烃为主要污染物。
An aromatic hydrocarbon group formed by the removal of a hydrogen atom from an arene.
由芳烃去掉一个氢原子形成的芳香碳氢基团。
The catalytic reforming is an important technology providing high-octane gasoline and aromatic hydrocarbon, and also offering a great deal of cheap hydrogen to refinery.
催化重整是生产高辛烷值汽油组分和芳烃的重要工艺,并且能为炼厂提供廉价的氢气。
Benzene (1825) Simplest aromatic hydrocarbon, parent substance of a large class of chemical compounds.
苯(1825):最简单的芳香烃,是一大类化合物的母体。
The products from GTL include fuel oil, base oil for lubricant, and other chemicals, which are environmentally friendly due to their few S, N, metal, and aromatic hydrocarbon content.
GTL产品基本上由直链烷烃、烯烃组成,具有无硫、无氮、无金属、无芳烃等特点,是环境友好的油品和化学品。
High aromatic hydrocarbon oil could be dissolved easily in the high Mooney viscosity BR.
高芳烃油与高门尼黏度顺丁橡胶胶液的相溶性较好;
To study effect of aromatic hydrocarbon solvents on the reuptake of amino acid by primary cultured glia cells.
研究芳烃类有机溶剂对原代培养大鼠神经胶质细胞的谷氨酸重摄取的影响。
This paper presents the technology for producing cyclohexane from aromatic hydrocarbon raffinate oil which is a mid-byproduct in aromatic hydrocarbon plant.
研究开发了由芳烃装置的中间副产物芳烃抽余油制取环己烷的工艺。
This paper studies some clean process used for the nitration of aromatic hydrocarbon, including liquid phase reaction and gas phase reaction.
介绍了当前研究开发中的几种芳烃的清洁硝化工艺,包括液相硝化和气相硝化。
A method for extraction of aromatic hydrocarbon using sulfolane as solvent is described.
介绍以环丁砜为溶剂、萃取芳烃的方法。
Practically, the aromatic hydrocarbon evolution parameters have its special applicability and feasibility.
从生产实践的角度看,芳烃演化参数有特殊适用性及选取的可行性。
Pseudomonas alcaligenes NCIB 9867 (strain P25X), a soil bacterium, is capable of degrading aromatic hydrocarbon via the gentisate pathway.
产碱假单胞菌NCIB 9867株(P25X)能够通过龙胆酸途径降解芳香烃。
Easily dissolving in aromatic hydrocarbon solvent, hot melt type.
易溶于芳烃溶剂,热熔型。
Polycyclic Aromatic Hydrocarbon-DNA (PAH-DNA) Adducts, as exposure biomarkers, have great significance for surveillance and molecular epidemiology.
DNA加合物是一种暴露标记物,在生物监测和流行病学研究中有重要意义。
Meanwhile, there is a low content of compound in unthickened polynuclear aromatic hydrocarbon (PAH) and pah mix which both are poor in chemical stability.
化学不变性差的非稠环芳烃、混环芳烃化合物含量减小。
To detect Polynuclear Aromatic Hydrocarbon(PAHs) in soil using micro amplitudeextraction-HPLC, The pre-treatment of sample was studied.
建立了微波萃取—高效液相色谱测定土壤中多环芳烃组分的方法,详尽地叙述了土样预处理过程。
To detect Polynuclear Aromatic Hydrocarbon(PAHs) in soil using micro amplitudeextraction-HPLC, The pre-treatment of sample was studied.
建立了微波萃取—高效液相色谱测定土壤中多环芳烃组分的方法,详尽地叙述了土样预处理过程。
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