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Products containing aromatics or naphthenes have lower anilinc points than products containing paraffins.

含有芳烃和环烷烃的产品比含有石蜡的产品的苯胺点相对要低。

In this article,a non-carcinogenic dye intermediate 4-aminodianiline-2-sulfonic acid is synthesized from 4-nitro-1-chlorobenzen through sulfonation,condensation and reduction.

针对联苯胺作为合成染料的重要中间体已被确认为致癌物的情况,以对硝基氯苯为原料,经磺化、缩合、还原,合成了一种无致癌性并取代联苯胺的双胺化合物染料中间体4-氨基二苯胺-2-磺酸,利用红外光谱、差热和氢谱核磁对其性质进行了表征。

Using alkali to make the roots transparent and stained with aniline blue in lactoglycerin, a survey of the arbuscular mycorrhizae was carried out among 42 representatively native wild flower species in Longtou Mountain Area.

采用热碱液透明根系后再以苯胺蓝染色的方法,调查了龙头山地区42种有代表性的野生花卉的丛枝菌根状况。

In an earlier investigation [14], chemostats were inoculated with surface water from the same location as in the present study and grown for 40 days on a rich medium containing a mixture of vitamins and 3 mg/l of the fungicide 2,6-dichloro-4-nitroaniline.

在一次更加早期的调查[ 14 ], chemostats 被接种了与水面从地点和一样在本研究中和增长40 天在一个富有的媒介包含混合物维生素和3 毫克杀真菌剂2,6 dichloro 4 硝基苯胺(dichloran 的) l 。

It was shown that these two strains both can utilize benzoate as sole carbon source and the maximum tolerance of benzoate are 1.7% and 1.600, respectively; These two strains both can grow on benzene, toluene, xylene, phenol, benzyl alcohol of as sole carbon source. Pfluorescens PFO1 can degrade dianiline, 3,5-dinitrosalicylic acid, p- dimethylaminobenzaldehyde while P. aeruginosa ATCC27853 can utilize 3,5-dinitrosalicylic acid, p- dimethylarninobenzaldehyde.

结果表明,两种菌都能在以苯甲酸钠为唯一碳源的基础培养基上生长,并且,对苯甲酸钠的耐受性分别达到1.7%和1.6%;两种菌都能以适当浓度的苯,甲苯,二甲苯,苯酚,苯甲醇为唯一碳源生长;荧光假单胞菌能以二苯胺,对二甲氨基苯甲醛,3,5-二硝基水扬酸为唯一氮源生长;铜绿假单胞菌能以3,5-二硝基水扬酸,对二甲氨基苯甲醛为唯一氮源生长。

Aniline、phenol and other presented organic reductants are basic materials of organic chemical industry and easy to obtain, so the presented organic—reducing leaching processes have great prospects of practical use.

由于本文研究的苯胺、苯酚等有机还原剂是来源广泛的基本化工原料,因而有机还原浸出方法具有广阔的实际应用前景。

Aminophenyl ketones can be synthesized from different anilines and nitriles in the presence of boron trichloride, or from anilines by Friedel-Crafts reaction.

邻氨基芳香酮则可以由不同取代的苯胺与不同的腈在三氯化硼的作用下生成,或者通过傅克酰基化反应得到。

Methods 34933 serum samples were screened by ELISA method on Treponema pallidum antibody. The samples with probable positive result were retested by toluidine red unheated serum test and Treponema pallidum particle assay. Results There were 559 serum samples with probable positive result.

对34933例标本采用酶联免疫吸附试验进行梅毒螺旋体的初筛,初筛结果为可疑阳性的样本进行梅毒螺旋体明胶凝集试验和甲苯胺红不加热血清反应素试验的检测。

Methods Three hundred and fifty-five clinical serum samples from persons with syphilis or without syphilis were detected by the Toluidine red unheated serum test, the T.pallidum particle agglutination assay and the recombintant antigen-based ELISA,respectively.

的 探讨基因重组抗原ELISA法在梅毒螺旋体抗体检测中的临床意义方法用甲苯胺红不加热血清实验对355份梅毒患者和非梅毒患者的临床血清标本进行检测。

Polyaniline/epoxy resin anticorrosive coatings containing 0, 1.5%, 3.0%, 5.0%, 7.0%, and 10.0% of eigenstate polyaniline were prepared.

聚苯胺涂料具有优异的防腐蚀性能,目前,对它的开发已成为高分子导电材料应用和研究的新热点。

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推荐网络例句

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候,里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色,卵在发育96h后卵基本全部孵化。

There was a conflict between plebs and patricians in ancient Rome in 494BC.

在公元前494年,罗马发生了一次平民反对贵族的斗争。