研究了PP(聚丙烯)二苯氨基脲树脂的合成及其分离富集样品中银的条件。
The conditions for synthesis of PP (polypropylene) -diphenylcarbazide resin and separation and preconcentration of silver in geological samples have been studied.
本文简要说明了这种仪器的原理、结构和特征，并给出了制备分离甾族反应混合物、吲哚类植物激素、二硝基苯氨基酸的应用结果。
In this paper, the results of preparative separations of steroid reaction pro-ducts, indole auxins, and DNP amino acid mixture with suitable two-phasesolvent systems is introduced.
有的人用量比别人小，服用acetaminophen：乙醯基氨基苯，(扑热息痛)更不能饮酒，对肝脏损害更大。
Some people suffer harm from smaller amounts than others. Alcohol use with acetaminophen is especially bad for the liver.
在美国acetaminophen：乙醯基氨基苯，(扑热息痛)过量是导致肝脏损害的原因。
Acetaminophen overdose is a leading cause of liver damage in the United States.
阿司匹林，对乙酰氨基酚和异丁苯丙酸都可以用来减少痛苦和发烧。
Aspirin, acetaminophen and ibuprofen can all be used to reduce pain and fever.
通过水泥净浆试验比较选择了减水率高、坍落度损失小、与水泥适应性好的氨基苯磺酸盐高效减水剂；
Aminobenzenesulfonic acid super-plasticizer is selected though cement paste test, which be provided with high water-reducing property, low slump loss and good compatibility with cement.
本文首次报道了新型有机非线性光学晶体N-（4-硝基苯）-3-氨基-1-丙醇（APNP）的单晶生长和非线性光学性能研究。
In this paper the growth and properties for new organic nonlinear optical crystal N-(4- nitrophenyl)-3-amino-1- propanol(APNP )are reported.
本课题以二茂铁为原料，与邻甲氧基苯甲酰氯反应生成邻甲氧基苯甲酰基二茂铁，再与一系列胺反应合成亚胺，最终还原为二茂铁氨基化合物。
The title compounds were obtained by the reduction of the corresponding ferrocenyl imines, which were prepared from ferrocene and o-anisic acid chloride, followed by amination with aromatic amines.
研究了在固定床电化学反应器内硝基苯电化学还原制备对氨基苯酚的过程。
The process, electrochemical reduction of nitrobenzene to produce p-amino-phenol in a packed bed electrochemical reactor, is investigated.
结果表明直接和间接电还原硝基苯为对氨基苯酚都有重要的实用价值，成对电解也是可行的。
The results showed that both of direct and indirect electrolytic reduction of nitrobenzene top -aminophenol had important practical value, and the couple electrolytic synthesis was feasible.
结合硝基苯电解还原制对氨基苯酚这一过程，在实验室小试及工厂中试的基础上，讨论了该类阳极加工、维护及操作等问题。
On the basis of laboratory scale work and pilot experiment for electrochemical reduction of NB to PAP, the shape, maintenance and operation of such anode are discussed.
实验研究了改性骨架镍催化剂在间硝基苯磺酸（3-NBSA）加氢还原制备间氨基苯磺酸（3-ABSA）中的应用。
In this experiment, 3-Aminobenzenesulfonic acid(3-ABSA) was synthesized by catalyzing the hydrogenation of 3-nitrobenzenesulfonic acid(3-NBSA)with modified raney Ni catalyst.
采用双微电极电压钳制术研究3，6-（二甲氨基）-二苯骈碘杂环依地酸盐（IHC-72）对家兔浦肯野纤维慢钙通道的影响。
The effect of 3, 6-dimethylamino-dibenzopyriodonium edetae(IHC-72) on the slow calcium channel of isolated rabbit purkinje fibers was studied with two microelectrode voltage clamp technique.
应用日立835-50型氨基酸自动分析仪测定阿苯达唑作用体外培养猪囊虫的氨基酸含量。
The contents of free amino acid (FAA) in Cysticercus cellulosae affected by albendazole in vitro were determined by using 835-50 type of automatic amino acid analyzer.
以对氨基水杨酸为原料，经酯化、酰化和烃化反应得乙氧苯酯，总收率为87.4%。
Ethopabate is prepared via esterification, acylation and alkylation from p-aminosalicylic acid in87.4% overall yield.
利用巯基乙酸（TGA）和3 氨基苯硼酸硫酸盐（PBA）反应，设计合成含有苯硼酸基的硫醇化合物TGA PBA。
Thiol compound (TGA-PBA) that carried boronic acid groups at its ends was prepared by coupling of 3-amino-phenylboronic acid (PBA) with mercaptoacetic acid (TGA).
建立了对二甲氨基苯甲醛法和亚硝酸盐——格里斯试剂法两种对牛奶中掺入的尿素的快速检测方法。
In this paper, two rapid detection methods for carbamide in milk, namely p-dimethylaminobezaldehyde method and Nitrite-Griess method, were developed.
由于对氨基苯胂酸广泛用于畜禽饲料添加剂中，不仅对畜禽产品造成残留，而且还对环境带来污染，日益威胁生态环境，为此我们进行了本研究。
With the extensive use in addition agent of multipara, the arsanilic acid has resulted in remnant in products and environment pollution. So we carry out this research.
以环氧树脂为基体，间苯二胺和氨基二苯甲烷的低融点混合物为固化剂，铜粉为导电填料，制备了热固化各向同性导电胶。
Copper conductive adhesives were prepared using epoxy as matrix, the mixture ofm-phenylenediamine and diaminodiphenylmethane as hardener, and copper particles as the con-ducting filler.
本文利用元素分析、质谱、红外、核磁共振以及差热分析等手段证实，邻苯二胺在漆酶催化下反应的主要产物为2，3-二氨基吩嗪。
Element analysis, MS, IR, NMR, Vis -UV and DTA evidences indicate for the first time that the oxidation product of O-phenylenediamine is 2,3-diaminophenazine.
本文报导了取代芳腈氧化物和对乙酰氨基苯磺酰胺的加成反应。
The addition reaction of substituted phenyl nitrile oxide and p-Acetaminobenzenesulfamide were reported.
以环氧树脂为基体，间苯二胺和二氨基二苯甲烷的低融点混合物为固化剂，铜粉为导电填料，制备了热固化各向同性导电胶。
Copper conductive adhesives were prepared using epoxy as matrix, the mixture ofm-phenylenediamine and diaminodiphenylmethane as hardener, and copper particles as the conducting filler.
以苯磺酸衍生物和氧化锌为原料，制备甲基苯磺酸锌、对氨基苯磺酸锌、十二烷基苯磺酸锌，并对产品进行了元素分析；
Three kinds of benzene sulfonate were prepared from derivant of benzene sulfonic acid and zinc oxide and element analysis of products was made.
研究了新显色剂2 ，4 二羟基苯甲醛缩氨基硫脲（DBT ）与铜的显色反应，建立了光度法测定微量铜的新方法。
A new method for the spectrophotometric determination of trace copper with 2,4 dihydroxybenzaldehyde thiosemicarbazone(DBT) is reported in this paper.
柔性覆铜板用1,4 -双(2,4 -二氨基苯氧基)苯型聚酰亚胺薄膜的制备方法。
Method for preparing 1, 4-di (2, 4-diamino phenoxy) benzenoid form polyimide film for flexible copper clad plate.
对苯二氨基联苯：一种淡黄色、白色或淡灰红色的晶体粉末，NH2C6H4C 6H 4NH2，用在染料和血迹检查中。
A yellowish, white, or reddish-gray crystalline powder, NH2C 6H 4C 6H 4NH 2, used in dyes and to detect blood stains.
这为制备聚对氨基苯腈薄膜提供了一个新方法。
这为制备聚对氨基苯腈薄膜提供了一个新方法。
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