以下为句子列表:
英文: Abstract: Six quasi-ternary liquid-liquid equilibria systems between benzene, toluene, p-xylene, n-heptane, methyl-cyclohexane and N-formylmorpholine(NFM)+water have been determined at normal pressure and 60 ℃; the conjugate phase compositions and the con
中文: 文摘:用液液平衡釜测定了常压,60℃下加水N-甲酰吗啉和苯、甲苯、对二甲苯、正庚烷、甲基环己烷组分间6个拟三元体系的液液平衡,得到了拟三元液液平衡体系的共轭相组成和分配曲线;实验数据用UNIQUAC和NRTL模型进行了关联;用共轭相作图拟合法和模型参数推算法获得了各体系的褶点数据;并求得了溶剂对溶质的选择性和分配系数。
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英文: Abstract: The UV absorption spectra of magnetized acetone (cyclohexane as solvent) is determined separately at different magnetization time and different time for placement after magnetization by UV-Spectrophotometry.It was found that magnetization effect
中文: 文摘:作者研究了丙酮-环己烷溶液磁化前后、不同磁化时间以及磁化后放置不同时间的紫外光谱,发现有磁饱和现象与较长时间的磁化效果存在,这对于研究磁场影响化学反应的机理提供了实验依据。
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英文: Characteristic: Brownish yellow flow powder with characteristic marigold flower odor. Well soluble in water, hexane and vegetable oils.
中文: 性状:棕黄色流散性粉末,有菊花的特殊气味。易溶于水、植物油和正己烷。
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英文: In this paper, three alkyl substituted dimethyl phosphonates have been synthesized by trimethyl phosphite with 1-Bromopentane, 1-Bromohexane and 1,2-Dibromoethane. IR, 1H-NMR and 13C-NMR data of these compounds have been reported.
中文: 摘要以溴戊烷、溴己烷、1,2-二溴乙烷和亚磷酸三甲酯为原料,分别合成了戊基、己基、溴乙基取代的三种膦酸二甲酯化合物。并报道了所合成的化合物的红外光谱、核磁共振氢谱及核磁共振碳谱的数据。
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英文: In the reaction system that composed of .mmol lauric acid,.mmol PEG00 ,00units immobilized lipase(0mg),ml hexane and μl water,shaken at 0℃ for h,the esterification rate reached 9.8%.
中文: 在由mmol月桂酸,mmolPEG00,0mg固定化脂肪酶(00u),ml己烷,μl水组成的反应体系中,0℃振荡反应h,酯化率达98%。
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