查询词典 azo

In HCl medium, iodate oxidizes hydroxylammonium chloride to form nitrite, which can produce a red azo dye with the reaction of p nitroaniline and α naphthylamine.

基于碘酸根在稀盐酸介质中氧化盐酸羟胺产生亚硝酸根，而亚硝酸根和对硝基苯胺重氮化后可以与α-萘胺偶联产生红色偶氮染料，提出了分光光度法测定碘的新方法。

The 1,5-Bis(4-aminophenylazo) anthraquinone, 1,5-bis(4-hydroxyphenyl azo) anthraquinone and 1,5-bis(3-methyl-4-hydroxyphe nylazo) anthraquinone were synthesized by diazotizing 1,5-biaminoanthraquinone with nitrosyl sulfuric acid and coupling with aniline, phenol and o-cresol.

合成以1，5-二氨基蒽醌为原料，经亚硝酰硫酸重氮化，分别和苯胺、苯酚及邻甲酚偶合，得到双（4-氨基苯）－1，5-二偶氮蒽醌，双（4-羟基苯）－1，5-二偶氮蒽醌和双（3-甲基－4-羟基苯）－1，5-二偶氮蒽醌，反应产率达47%~62%。

The conclusion derived from this investigation is summarized as follows:(1) Decoloration rates of azo dye solution during the ozonization enhanced by ultrasound are more rapid than the rates obtained with ozone alone.

超声强化臭氧氧化偶氮染料配液的脱色结果表明：①与单纯臭氧氧化相比，超声协同臭氧氧化速度快，偶氮染料分解彻底。

Mission:"equality and mutual benefit, reputation first, unity and cooperation and friendship between the long-term" supply products: ethylenediamine; diethylamide; triethylamine; Diethylenetriamine; three ethylene diamine; three ethylene amines 40; 40 Five ethylene amines; five ethylene amines 6; caprolactam; DMF; allyl amine; N, N dimethylaniline; propylamine; are butylamine; are TOA; 3 Poly Cyanamide; 1,2 c diamine; ethanolamine; diethanolamine, triethanolamine; potassium iodide, potassium hydroxide, potassium permanganate, toluene, xylene, toluene of chlorine ; Acetone, butanone; acetylacetone; ethyl acetate, butyl acetate; Y-butyrolactone; DMC; acetyl of methyl acetate; Sanfu acetyl acid; Sanfu acetyl B Ethyl; methanol, ethanol, isopropanol; propylene glycol; glycerol; propargyl alcohol; 1.3 propylene glycol; xylitol; acetic acid; have acid; mercaptoacetic acid; vary Bitterness; adipic acid; trifluoroacetic acid; oxalic acid, the amino acid; o-amygdalin acid; DL-Acid; anhydrous piperazine; six non-piperazine, furfural, castor oil, ethylene Aldehyde; glutaraldehyde, multi-POM; isopropyl ether; anisole; tetrahydropyrrole; pure pyridine; 1.2 dichloroethane; methylene chloride, chloroform, carbon tetrachloride; hydrazine hydrate; Nonylphenol;-m-cresol; Se phenol; phenol; the tert-butyl phenol; Titanium Dioxide; iron; full Tangfen; Bisphenol A; azo two different nitrile; sodium azide; sodium carbonate ; Sodium chloride; iron oxide; cuprous chloride; thionyl chloride; D4; sodium bicarbonate; ammonia, potassium chloride; anhydrous sodium sulphite; ammonium persulfate; glycol Dingmi; B Glycol ether; calcium chloride; cyclohexanone; cyclohexane, methyl tertiary butyl ether, potassium carbonate, ferric chloride, potassium nitrate; Linsuansanna; zinc oxide; sodium nitrite; antimony oxide; Tartrate; OP-10; TX-10; tablets base; AES; sodium benzoate, sodium citrate; partial sodium silicate, sodium perborate, a sodium carbonate, sodium benzene; Asia sodium chlorate; Wuluo Care products; urea; hydrochloric acid, sulfuric acid, lactic acid; amino acid, hydrogen peroxide, ammonium bicarbonate

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Reductive dechlorination of polychlorinated biphenyls by zero-valent metal ;2. Zero-valent metals can be used to treat many kinds of pollutants including Organohalides,heavy metal,nitro-aromatic compounds,azo dye,perchloride and nitrate etc.

介绍了零价金属在处理环境污染物中的具体应用，包括卤代有机物、重金属、硝基芳香族化合物、偶氮染料、高氯酸盐以及硝酸盐等，指出零价金属可以通过还原和混凝吸附等作用有效地治理环境污染物，并分析了零价金属处理污染物的特点和应用前景。

The establishment and relaxation processes of the transient gratings, which are formed by two recording 514nm beams with different polarization directions, SS, PP, SP and ±45℃, are investigated. Using the weak absorption of the chromophores at 632. 8nm and the positive dichroism of the chromophores molecules, a kind of bi-photonic transient gratings, owing to the periodic distribution of Trans and Cis isomers, is established first time in azo-dye doped polymeric bulk sample.

实验考察了两束514nm的写入光在不同偏振情况下（SS，PP，SP和±45），在样品中形成的瞬态栅的建立和弛豫情况；利用偶氮生色团在632.8nm波段的微弱吸收和生色团分子的正二向色性，首次在块状偶氮聚合物材料中形成一种基于生色团反式和顺式异构体密度分布的双色光瞬态栅；利用瞬态栅的快速建立和弛豫，考察了其在衍射型全光开关方面的潜在应用。

The synthesis, structure and photoconductive properties of azo pigments are studied in this thesis.

本文着重研究偶氮类光导染料的合成和构效关系。

Then we tested the photosensitivity of POF whose core material was copolymer of azo-benzene and poly in experiment.

其次，对含偶氮苯和聚甲基丙烯酸甲酯共聚的纤芯材料的聚合物光纤光敏特性进行了实验测试。

The photosensitization raised from the direct injection of electrons from azo to conductor-band of semiconductor was further discovered.

利用TiO〓半导体界面/溶液的快速光反应特性，将TiO〓作为在线光催化反应柱的填充材料，紫外光照射还原NO〓〓为NO〓〓，实现了流动注射动力学分光光度法同时测定NO〓〓和NO〓〓。

Ag-ZnO-Al and Au-ZnO-Al quadrate structures were fabricated on the ZnO films on SiO_2/Si annealed at 900℃.

随着退火温度的升高，ZnO和AZO薄膜的结晶性能得到改善。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。