The solid-liquid equilibrium data for the ternary mixture of o-dibromobenzene + m-dibromobenzene + p-dibromobenzene were determined by differential scanning calorimetry (DSC).
采用差示扫描量热法,通过对一系列“拟二元”物系固液平衡数据的测定,得到了邻二溴苯、间二溴苯和对二溴苯三元物系的固液平衡数据。
Solid-liquid equilibrium data for three binary mixtures of o-dibromobenzene + m-dibromobenzene, p-dibromobenzene + m-dibromobenzene, and p-dibromobenzene + o-dibromobenzene were determined by differential scanning calorimetry and their corresponding eutectic type phase diagrams were presented.
采用差示扫描量热法测定了邻二溴苯与间二溴苯、对二溴苯与间二溴苯和对二溴苯与邻二溴苯的3个二元固液平衡数据,同时绘制出相应的简单低共熔型二元相图。
Studies on synthesis of vicinal diol catalyzed by zinc powder in water;
水溶液中锌粉促进邻二醇合成的研究
)-MeOH system at rt for 25min～60min, which gave vicinal diol in 41%～97% yield.
) -MeOH体系中反应 ,室温下 2 5min～ 60min内得到 41 %～ 97%的偶联产物邻二醇。
Under Ultrasound irradiation, in the reductive system of Mg-K10-MgCl-H O, the coupling reactions of aromatic aldehydes will produce 20%-60% vicinal diols in green house for 3-4 hours.
超声波引发下,用Mg-K-10-MgCl2-H2O体系还原芳香醛,在室温反应3～4h得到产率为20～60%的邻二醇产
Fluorimetric Determination of Trace Ruthenium in Anode Slime of Alkali Chloride Factory with 1,10-Phenanthroline;
邻二氮菲荧光法测定氯碱厂阳极泥中痕量钌
Spectrophotometric Determination of Micro Quantity of Iron in the Hair with 1,10-phenanthroline-picrate Ternarycomplex;
1,10-邻二氮菲-苦味酸三元配合物分光光度法测定痕量铁
Determination of Iron in Astragli Radix by 1,10-Phenanthroline-Spectrophotometry;
邻二氮菲分光光度法测定黄芪中铁的溶出率
Spectrophotometric determination of micro iron in polyolefine resin with Fe~(3+)-potassium thiocyanate-orthophenanthroline system;
Fe~(3+)-硫氰酸钾-邻二氮菲体系分光光度法测定聚烯烃树脂中微量铁
Determination of Iron in Edible Salt with Orthophenanthroline Solid Phase Extractionphotometric Method;
邻二氮菲固相萃取光度法测定食盐中的铁
In order to mensurate the certain amount of iron,I apply the spectrum-kurtosis technic on the basis of using orthophenanthroline spectroscopy,this method can avoid to be disturbed by oher ions and raise the accuracy.
在邻二氮菲光度法的基础上,引入光谱峰面积技术,对微量铁进行定量测定,该方法避免了有关离子的干扰,提高了准确度。
Study on Mixed Formulation of Fly Larvicide Containing O-dichlorobenzene;
邻二氯苯复配杀蛆剂的研究
p-Dichlorobenzene and o-dichlorobenzene isomer was analyzed by gas chromatograph of OV-17 on packed column.
选用了OV-17气相色谱填充柱分析邻二氯苯、对二氯苯异构体混合物。
The status quo of production,market demand and development trend of chlorobenzene and its homologs,such as Bo-dichlorobenzene,p-dichlorobenzene,trichlorobenzene,p-nitrochlorobenzene,o-nitrochlorobenzene,are analyzed.
分析了氯苯及其同系物———邻二氯苯、对二氯苯、三氯苯、对硝基氯苯、邻硝基氯苯的国内生产现状、市场需求及发展趋势。