benzene

Molecular weight determinations on the purified material were conducted in benzene solutions by cryoscopic method.

冰点法，在苯溶液中对纯物质进行了子量测定。

In benzene, re-crystallization products to buff aciculae, commodity to pale yellow.

在苯中重结品浅黄色针状体，商品浅黄色或土黄色。

Formaldehyde, benzene, ammonia and radioactive pollution' superscale have seriously affected people's health.

甲醛、苯、氨气和放射性污染超标已经严重影响了们健康。

The free radical polymerization of VOZO in benzene solution results poly 2 vinyl 2 oxazoline(PVOZO).

对合成过程中溶剂及离等问题进行了讨论。

30. Benzene hexachloride is commonly called BHC.

六氯化苯通常称BHC。

Benzene hexachloride is commonly called BHC .

六氯化苯通常称bhc。

Separate the benzene layer with a separatory funnel.

液漏斗出苯层。

In this reaction,besides substitution products thiophenol etc,the reduction product benzene is formed.

反应中，除生成笨硫酚等取代物外，还生成还原物苯。

It was found that the compounds are adsorbed on the Ag surface through the carboxyl oxygen atoms, the benzene adopts acclivitous conformation, others lie low on the Ag surface.

在银溶胶表面上，羧基氧原子与银形成化学建，苯环是稍微倾斜地吸附在银胶面上，其它部则平躺吸附于银溶胶表面。

But for benzene, when treated with SDM-A there was a turning point in its adsorption isotherm, which corresponding to the dividing point between monomolecular and multimolecular layer adsorption.

在SDM-A处理苯吸附时，出现折线形吸附等温线，折线转折点正好是单子层吸附与多子层吸附界点。

The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.

选己二腈-二甲基乙酰胺组成混合溶剂，对环己烷、环己烯和苯组成三元体系进行了萃取精馏。

This paper has studied the phthalocyanin complex of Cobalt synthesized by benzene bitter wine-urea law,and after depuration,an infrared, ultra-violet spectrograph determination is carried.

文章主要研究了苯酐-尿素法合成酞菁钴、经提纯并对其进行红外、紫外光谱测定、合成及表征结果表明,红外光谱表征推测结构可靠,紫外光谱析表明有特征吸收峰之处。

It was shown that the energy of interaction between the polyoxyethylene and the noncrystalline SiO2 surface was below than hexadecyl accumbent benzene sulfonate.

据此析，聚氧化乙烯能在非质SiO2表面形成稳定吸附且部替换十六烷基对苯磺酸钠。

A survey of the health condition of 308 cases of workers exposed to benzene, toluene, xylol and mixed derivatives of benzene is presented.

本文报告了308例苯、甲苯、二甲苯及混合苯作业工健康状况调查结果。

The benzene ring and alkene structural group are much more stable than structural group of sulfoacid for the carbonifying process of polystyrene.

在碳化过程中，聚苯乙烯阳离子交换树脂苯环结构和烯烃基团比磺酸基团稳定。

The enantioselectivity of N-dodecanoyl-L-proline-3,5-dimethyl-anilide is also good, but the basic line fluctuates strongly due to containing benzene ring in its molecular structure.

虽然N-十二酰基-L-脯氨酸-3,5-二甲基苯胺作添加剂，手性选择性也较好，但由于含有苯环，紫外吸收增强，基线波动严重。

The transalkylation of polyethylbenzene, mainly diethylbenzene and triethylbenzene, with benzene catalyzed by tungstophosphoric acid has been studied in stirred autoclave.

采搅拌高压釜,以磷钨酸催化剂,研究了苯与多乙苯烷基转移反应,多乙苯主要是二乙苯和三乙苯。

A strain may be defined as an organic compound containing a benzene ring plus a chromophore and auxochrome group.

染料定义含有苯环与呈色官能基与辅助成色官能基化合物。

Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.

由苯与异丁酰氯在无水三氯化铝作催化剂条件下制备苯基异丙基酮。

The common absorption function of benzene and phynol in water on the series of organic soil is studied.

研究了水中苯和苯酚在系列有机膨润土上共同吸附作。