Therefore , determination the content of maleic anhydride in different conditions is researched.

The organic compounds are mainly benzoic acid anhydride , benzophenone, and so on.

生成的有机化合物成分比较复杂,主要成分有苯甲酸酐、苯甲酮等.

A new type gemini surfactant was synthesized from 1,4-butanediol , maleic anhydride and 1-octadecanol.

采用1,4- 丁二醇 、 马来酸酐及十八醇为主要原料,合成出一种双子表面活性剂1, 4- 丁二醇双琥珀酸十八醇双酯磺酸钠.

Other suitable types of wax are maleic anhydride and bisamide modified wax.

其他合适的蜡类型和bisamide顺丁烯二酸酐改性蜡.

The kinetics of esterification of linalool with acetic anhydride was studied.

研究了芳樟醇与乙酸酐酯化反应动力学.

A copolymer has been synthesized from acrylic acid and maleic anhydride.

以丙烯酸和马来酸酐为原料合成出了一种共聚物.

Well, we'll ship the bichromate in steel drums and the chromic anhydride in oil cans.

嗯, 我们会把重铬酸盐用钢桶装,而无水铬酸则用油罐装.

Exothermic reaction can be reduced by adding hexahydrophthalic anhydride to the phthalic anhydride.

用六氢化邻苯二酸酐加入到邻苯二酸酐中,可使其放热反应减慢.

Anhydride-type curing agents require the application of heat to promote polymerization.

酸酐类固化剂则要求加热以促进聚合反应.

Anhydrite is a rich raw material but not used widely because of its poor gelling property.

硬石膏目前在中国储量较大,但是由于胶凝性能差,利用率不高.

The growth rate of anhydrite and fumarate from 2001 to 2003 are respectively 20.

2003年我国顺酐、富马酸生产能力增长速度分别为20.

The sulphur in pyrite cinder occurred in the form of pyrite and anhydrite.

铜陵硫酸渣中的硫主要以硬石膏和黄铁矿两种矿物存在.

Eodiagenesis is characterized by the assemblage of carbonate-analcime-anhydrite, while authigenic kaolinite is found in some strata.

浅埋藏期以碳酸盐 ～ 沸石 ～ 硬石膏组合为特征.

The relationships of anhydrite's varieties and stimulation system are discussed based on the compound-stimulation system.

在此基础上探讨了石膏种类与激发体系的相关关系.

The anhydrite caused spherulite size of PP diminishing, the quantity increasing.

硬石膏的加入使得球晶尺寸减小, 数量增加.

Nodular anhydrite and enterolithic and chicken-wire structures themselves do not signify the Sabkha environment.

结构状硬石膏、香肠状和网眼状构造本身并不表示萨勃哈环境.

Locally dolomite and anhydrite are important as cements , together with minor authigenic quartz.

在局部地方白云石和硬石膏也是重要的胶结物;还有少量自生石英.

Locally dolomite and anhydrite are important as cements.

局部地方白云石和硬石膏也是重要的胶结物.

Aluminium borate melting block was prepared combination of boric acid, anhydrous alum and potassium sulfate.

采用硼酸和无水明矾及硫酸钾压块 、 焙烧、制备硼酸铝熔块.

H 2 O can turn anhydrous copper ( II ) sulphate solid from white to blue.

水可把无水的硫酸铜 ( II ) 固体由白色变成蓝色.

Preparation: empty cartridge , syringes, anhydrous alcohol, even for the exclusive use of ( preferably ).

绸缪的工具: 不满不朱盒 、 注射器 、 无火酒不粗 、 不断不求 ( 最坏是兼用的 ).