The natural surface active substance obtained from the sapindus mukorssi contains terpenoid, steroid saponin, amine acid, protein, vitamin, oleic acid, oil and so on.

从无患子中提取出天然表面活性物质。该表面活性物质中含有萜类甾体皂甙及氨基酸、蛋白质、维生素、油酸、油脂等。

Be just nitrous acid because of the inner processing meat products has added a saltpetre, amine in meeting and leben forms sub nitramine, is cancerogen.

因为加工肉制品内添加了硝，也就是亚硝酸，会和酸奶中的胺形成亚硝胺，是致癌物。

The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

亲核试剂包括烯烃、炔烃、醇、酸、胺、水等。

Screening for 2 - bromo-butyric acid as the starting material, after ammonolysis, esterification, ester amine solution, split, five-step cyclization reaction Levetiracetam.

筛选以2 -溴代丁酸为起始原料，经氨解，酯化，酯胺解，拆分，环合五步反应制得左乙拉西坦。

An organic acid containing an amine (ammonia-like) chemical group. Amino acids are put together by your body in highly specific ways to manufacture proteins.

一种包含胺基(具有氨水性质的化学基)有机酸。人体以特殊的方式将氨基酸装配加工成蛋白质。

Solid phase synthesing method of aldehyde, ketonic, oxime, amine and isohydroximic acid compound.

醛，酮，肟，胺和异羟肟酸化合物的固相合成方法。

Abstract : this article reviews recent progress in nucleophilic reactions of the - carbon in vinylidene ruthenium complexes. the nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

文摘：综述了近几年钌亚乙烯基络合物中间体-碳的亲核反应。亲核试剂包括烯烃、炔烃、 醇、酸、胺、水等。

It includes acid leaching, alkaline leaching, amine leaching and electric potential control of chlorination leaching process and its advantages and disadvantages.

介绍了铅阳极泥的酸法处理，碱法处理，胺法处理，控电氯化法处理工艺及其优缺点。

Tetronic acid, tetronic amine and their derivatives are five-membered heterocyclic compounds along with bio- and pharmacological activities.

特窗酸、特窗胺及其衍生物均是生物活性很高的五员杂环化合物，具有重要的研究与实用价值。

A heterogeneous bifunctional catalyst was synthesized by incorporating chiral amine and acid groups into silica.

通过将手性胺和酸基团同时引入到二氧化硅表面制备得到了一种多相双功能催化剂。

A new type of oil - soluble imidazole corrosion delay agent has been Synthesized from naphthene acid and organic amine.

以环烷酸、有机胺为原料合成咪唑啉油溶性缓蚀剂。

Such organic compounds as metallorganic compound, organic acid, amine and organic sulfide are important in the development and manufacture of hydrofining catalysts.

有机化合物如有机金属化合物、有机酸、有机胺和有机硫化物等在加氢精制催化剂的研制中具有重要作用。

The pullulan aminoalkyl ether according to claim1, wherein the pullulan aminoalkyl ether is in its free amine form or its organic or inorganic acid salt form.

根据权利要求1中的普鲁兰氨基烃基醚，它应为自由胺形式或有机、无机盐形式。

These amine substituted acid may polymerize in an analogous manner to unsubst stated oxo - anions.

这些氨取代酸可以与未取代的氧络阴离子相类似方式聚合。

This article studies the reactions of nitrous acid with eldest aromatic amine and diazonium salts substituted by halogen, and investigates the condition and mechanism of those reactions.

通过对亚硝酸与伯芳胺反应形成重氮盐，以及重氮盐被卤素取代生成卤代芳烃的反应条件和反应机理的研究。

Humic acid HA2 with more amine groups and less carboxyl groups were found to interact with bentazone by formation of hydrogen bonds.

而含有胺基和低羧基的腐植酸ha_2，则易与苯达松以氢键相结合。

Objective:To examine the quality of various gossypol made from aniline or acid technological process and to ex-amine the gossypol made from aniline process for the gossypol anilinum.

目的：考察苯胺法与酸法工艺制备的各类棉酚的质量，本胺法工艺制品中是否残留本胺棉酚。

The efficiency of corrosion inhibition of film amine in hydrochloric acid has been investigated, and compared with a well known corrosion inhibitor - hexamethylenetetramine.

本文研究了成膜胺在盐酸介质中的缓蚀效率，并和常用的酸洗缓蚀剂——乌洛托品做了对比。

Naphtholic naphthalene sulfonate containing tertiary amine group and its derivatives can be used to synthesize universal dyes, cationic dyes and acid dyes.

叔胺基萘酚萘磺酸酯及其衍生物可以用于合成通用染料、酸性染料及阳离子染料。

Pyridonecarboxylic acid derivative substituted by bicyclic amino group, ester thereof, salt thereof, and bicyclic amine as intermediate thereof.

有双环氨基取代的吡啶酮羧酸衍生物，其酯及盐，以及可用作其中间体的双环类胺。

The effects of propanedioic acid, succinic acid, hexanedioic acid, sebacic acid and oxalic acid on floatation performance of feldspar and quartz in dodecyl amine system were investigated.

在十二胺捕收剂体系中，研究了丙二酸、丁二酸、己二酸、癸二酸和草酸对长石和石英浮选行为的影响。

Ethylene oxide is the derivative of ethane and the intermediate of organic chemistry raw materials. It reacts easily with water, alcohol, ammonia, amine, phenol, hydrogen halide, acid and thioalcohol.

环氧乙烷是乙烯衍生物有机化工原料中间体，它易与水、醇、氨、胺、酚、卤化氢、酸及硫醇进行开环反应。

The inhibitive action of isopropyl amine, n-butyl amine and n-octyl amine on aluminium corrosion in hydrochloric acid solutions was studied using mass loss technique.

采用失重法研究了异丙胺、正丁胺、正辛胺在盐酸介质中对铝的缓蚀性能，发现正辛胺是一种较好的缓蚀剂。

In many references, the imidazoline type inhibitors were synthesized from carboxylic acid and organic amine dehydration that formed a cycle under certain temperature and condition.

诸多文献所报道的咪唑啉化合物的合成大都是以羧酸和有机胺为原料在一定温度和条件下酰胺化缩合脱水成环。

The excess amine is employed to selectively neutralize by-product acid as the amine salt.

使用该过量的胺将副产物酸选择性中和为胺盐。

In this study trimethyl amine was reclaimed from amination wastewater by using 001 hydrogenous strong-acid ion exchange resin. The recovery ratio is more than 90%.

本文采用001氢型强酸性阳离子交换树脂从胺化废水中回收三甲胺，回收率大于90%。