1.this compound is a very sensitive reagent for copper.
这种化合物对铜反应极快。
2.remnants of the reagent may give a false reading.
残留的反应物可能导致错。
3.the process uses chemical reagents to detoxify the oil.
这个过程使用化学试来去除油中的毒物。
4.USES: As chemical reagent and corrodent of integrated plate.
用途：作化学试和集成电路电镀板的消蚀。
5.They experimented with new reagents and succeeded.
"他们用新试做了试验,获得了成功。"
6.(2) as reagents for cross-coupling, oxidation, arylation, and other reactions;
(2)有机铋化合物作为交联偶合、氧化、芳基化和其它反应的试；
7.In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.
本文介绍了以亚硝酸替亚硝酸丁,用氯苯替无水醚合成铜铁试的新工艺。
8.Research and development for fhe production of pyrocatechol and hydroquinone by reaction of phenol with hydrogen peroxide and percarboxylic acid as hydroxylating reagent are introduced.
着重介绍用过氧化氢和过氧化羧酸作羟基化,使苯酚羟基化生成邻苯二酚和对苯二酚的研究开发进展。
9.MethodsExpanding reagent: butanol-water-acetic acid glacial(5∶2∶1),stationary phase: G silicon gel and colorate reagent: dissolve ninhydrin in acetone.
方法以正丁醇-水-冰醋酸(5∶2∶1)为展开,在硅胶G薄层板上展开,用茚三酮的丙酮溶液显色后观察。
10.The selective oxidation of ethers by chromic reagent, peroxide, nitric acid, oxygen and ozonide, as well as the ethers anodic oxidation are particularly introduced.
11.Vessels : bell glass, flume, airer, alcohol burner, reagent bottles etc.
器皿类：钟罩、水槽、干燥器、酒精灯和各种规格试瓶。
12.Abstract:Objective To discuss the biurea method for determination of total protein in serum of fat emulsion specimens with double reagents on the automated biochemical analyzer.
摘要:目的探讨双试双缩脲法在全自动生化仪中直接测定脂肪乳浊标本血清总蛋白。
13.Synthesis of alkylated chlorosilane by Grignard reagent has been investigated,which provides a good way for preparation of organo-silicon compounds.
本文研究了用格氏法制备烷基取氯硅烷的方法,为有机硅化合物的研制提供了一个较好的途径。
14.The experiment consist of two parts :the first one research nucleophilic addition of m-dinitrobenzene, nucleophilic reagent is benzyl cyanide;
实验分为两部分：第一部分研究了间二硝基苯的亲核加成反应，亲核试为苄基腈；
15.Efficient pulp bleaching requires uniform distribution of chemical reagents and received mixing at macroscale, fibre_scale and microscale.
高效的浆料混合就是要求化学试和浆料均一分散,达到宏观级、纤维级、微观级的混合。
16.The 1,2-addition of α-oxoketene dithioacetals with methallyl Grignard reagent afforded the carbinols 2. 5 and 6 respectively.
缩酮基为五元和六元环的α-氧烯酮环二硫缩酮与2-甲基烯丙基氯化镁反应得1,2-加成产物。
17.Synthesis of polyethenoxyether phosphate using polyethenoxyether as initiator and using phosphorus pentoxide as parkerizing reagent, and its application were studied.
本文介绍了以聚氧烯醚为起始，五氧化二磷为磷化合成聚氧烯醚磷酸的过程；并且对其应用也简要地加以说明。
18.The catalyzed asymmetric synthesis was the effective method to prepare the optics active compounds, the pentamethide obtaines the widespread application as the reagent or the catalyst in this domain.
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错。
替亚硝酸丁
