1、

The partition coefficients of phenols in cyclohexane/ water, chloroform/ water, tetrachloride carbon/ water and benzene/ water systems were determined and compared with those in octanol/ water system.

测定了苯酚类化合物在环己烷/水、四氯化碳/水、氯仿/水、和苯/水体系中的分配系数,并建立了这四种体系与正辛醇/水体系分配系数的相关方程。

互联网摘选

2、

The good relationships of toxicity of polar compounds and non-polar compounds was separately developed using octanol/ water partition coefficient method.

用辛醇/水分配系数法分别对极性化合物和非极性化合物的毒性数据进行回归,得到的模型相关性很好。

互联网摘选

3、

This paper investigates and analyzes the actual "Three Wastes" pollution sources of octanol and isobutyl aldehyde plant, and puts forward the corresponding control measures to be adopted.

前言:对辛醇和异丁醛装置“三废”污染源现状进行调查和分析,提出并采取了相应的控制对策。

互联网摘选

4、

The results obtained show that secondary octanol is a very effective frother for graphite flotation compared with terpineol.

结果表明:石墨浮选时,仲辛醇是一种优于松醇油的高效起泡剂。

互联网摘选

5、

This paper examines the frothing behaviour of secondary octanol and terpineol and studies their efficiencies of floating scale graphites.

本文测定了仲辛醇和松醇油的起泡性能,实验研究了这两种药剂作鳞片石墨起泡剂的浮选效果。

互联网摘选

6、

The esterified white carbon has been prepared by the reaction between the surface hydroxyl groups of white carbon and n-heptanol or n-octanol.

本文利用正庚醇或正辛醇与白炭黑表面羟基反应制备了酯化白炭黑。

互联网摘选

7、

Effect of the Microenvironment of Lipase on Resolution of Racemic 2-Octanol Catalyzed by Lipase

微环境对脂肪酶催化拆分外消旋2-辛醇的影响

互联网摘选

8、

With a mixture ( 20% trioctylamine, 30% octanol and 50% kerosene), sulfanilic acid and water as experimental system, water solution containing sulfanilic acid is treated with hollow fiber membrane extraction process.

以特定混合物(20%TOA+30%辛醇+50%煤油)-对氨基苯磺酸-水为实验体系,应用中空纤维膜萃取技术处理含对氨基苯磺酸的水溶液。

互联网摘选

9、

Selecting trioctylamine as the complex agent and using n-Octanol as the diluent, this article studied different effects on the extraction, such as concentration of complex agent, volume of extractant, acidity of solution, extraction temperature and resting time.

选择三辛胺为络合剂、正辛醇为稀释剂,研究了络合剂浓度、萃取剂体积、溶液酸度、萃取温度、静置分层时间等条件对萃取效果的影响;

互联网摘选

10、

The average errors of the prevision for solubility and octanol-water partition coefficients are respectively 0.18 and 0.10.

对水溶解度lgSw预测的平均误差为0.18,对辛醇水分配系数lgSow预测的平均误差为0.10。

互联网摘选

11、

Low octanol/ water distribution coefficient and high solubility of MTBE cause it to dissolve into groundwater more readily than other gasoline components.

甲基叔丁基醚(MTBE)由于其低辛醇/水分配系数及高水溶性,比汽油中其它组分更容易传递至地下水中。

互联网摘选

12、

By taking four kinds of quaternary ammonium salts as the phase transfer catalysts, octyl glycidyl ether have been prepared directly form 1-octanol and epichloro-hydrin, and the reaction mechanism is studied primitively.

利用4种具有不同结构的季铵化合物作为相转移催化剂,以正辛醇和环氧氯丙烷为原料一步合成了辛基缩水甘油醚,并对其反应机理作了初步研究。

互联网摘选

13、

LK-31 as nonionic quickly penetrating agent synthesized using self-made catalyst and the composition of I-octanol+ 3 mol EO+ 1 mol PO had much better permeability than conventional JFC as nonionic penetrating agent.

用自制催化剂,采用异辛醇+3molEO+1molPO结构比例合成了非离子快速渗透剂LK-31,其渗透性明显强于传统非离子渗透剂JFC。

互联网摘选

14、

JFC is put into ammonium chloride and crystal aluminum chloride hardening liquid, the quantity addition of octanol ranges from 0.05% to 0.10% quantity of ammonium chloride and aluminum chloride, Surface coating and cast quality of shell have a famous effect.

把表面活性剂JFC加入到氯化铵、结晶氯化铝硬化液中,JFC加入量为氯化铵、氯化铝溶液质量的0.05%~0.10%,型壳的表面涂层和铸件质量得到满意的效果。

互联网摘选

15、

relationship between octanol-water partition coefficients and structural parameters of aliphatic amine

脂肪胺的脂水分配系数与结构参数的关系

互联网摘选

16、

the positive relation was found between the restraining ability of a surfactant and the octanol-water partition coefficients ( kow) of vocs.

相同表面活性剂对VOCs挥发的抑制作用与VOCs的辛醇-水分配系数(K(ow))呈正相关。

互联网摘选

17、

the percentages of toxicity in liquid-liquid extraction accounted by short carbon chain organic acids were not prominent since their n-octanol/ water partition coefficient ( kow) were low;

短链有机酸由于具有较低的辛醇-水分配系数(kow),对酸性有机萃取物总体急性抑制毒性的贡献较低;

互联网摘选

18、
19、

the model could predict more effectively the octanol/ water partition coefficient ( kow) and the sediment sorption coefficient ( koc) of the polychlorinated organic compounds ( pcocs).

该模型能较好地预测多氯有机物的正辛醇/水分配系数(Kow)和沉积物吸附系数(Koc)。

互联网摘选

20、

n-octyl acetate was synthesized from n-octanol and acetic acid by direct esterification using strongly acidic cation exchange resin as catalyst.

以乙酸和正辛醇为原料,强酸性阳离子交换树脂为催化剂,直接酯化合成了乙酸辛酯。

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈