用“naphthalene”造句大全，naphthalene造句
9、An insecticide containing a naphthalene - derived compound, C12H8Cl6.
12、Adsorption and desorption of naphthalene on the sediment of Songhua River
15、A continuous multi-stage countercurrent fractional crystallization process for crude naphthalene
18、Study on the topological chemistry of salt effect constant -Ⅲ calculation of k_s for naphthalene in simple salt solution;
21、Two methods of distillation crystallization method and gas chromatography to determine the naphthalene content in coal tar oil were introduced.
24、Addition of small amount of polynuclear hydrocarbons, such as naphthalene or anthracene to the heptane polymerization solution raised the molecular weight of the polymer to a considerable extent.
27、Preparation of 2,6-NDA through Henkel process and the process of oxidization of 2,6-alkyl naphthalene is studied. Advantages and disadvantages of the two processes are also discussed.
1、Technical naphthalene
4、1,6-dimethyl-4-isopropyl naphthalene
7、Therefore, using camphor is safer than using naphthalene balls. But of course, camphor is more expansive than naphthalene balls.
11、The naphthalene content of coke oven gas can be reduced effectively through several measures, including improving production technology and management in naphthalene washing with diesel oil.
16、a small sphere of camphor or naphthalene used to keep moths away from stored clothing.
20、The suspensibility to seed clothing agent in compound system of naphthalene sulfonate condensate and nonionic surfactant was studied.
25、In the summer, many people would put camphor or naphthalene balls in the cabinet to keep the insects out of the clothes.
29、They are widely applied in the tower of coking desulfurizing, benzene scrubbing, naphthalene scrubbing, ammonia scrubbing and chemical fertilizer hot water saturation tower, electric power plant wet cooling tower.
5、Synthesis and biological activity of N,N′-naphthalene acyl substituted naphthalene acylamido Thiocarbamide;
10、The purification of technical naphthalene by stepped static crystallization method in cracked aromatic fraction, which is rich of naphthalene has been developed.
17、It is pointed out that to produce petro - asphalt and industrial naphthalene as main products and mixed methyl naphthalene fractions as by -product is one of important ways to utilize pyrolysis tar.
23、The application of light porcelain packing in coal gas purification process, such as washing benzene, washing naphthalene, and desulphurization, is introduced.
2、Coking naphthalene
8、Alkylation of naphthalene with isopropanol over dealuminium USY catalysts
19、With the method of enrichment culture, a high efficient naphthalene-degrading strain, ND24, was isolated from petroleum wastewater.
28、New type of liquid crystals such as laterally fluorinated naphthalene indane, axially fluorinated cyclohexane and liquid crystal containing highly fluorinated substituent, which with high negative dielectric anisotropy low viscosity and high clearing point were emphasized.
13、testing method for naphthalene type hydrocarbon contents in aviation turbine fuels by ultraviolet spectrophotometry
26、The contents of camphor, menthol and borneol in Electric Heating Air Cleaning Disinfectant (EHACD) were simultaneous determined by CGC with naphthalene as an internal standard.
14、The process of alkyl naphthalene preparation by alkylation, acylation and direct extraction are also discussed.
6、Purification and characterization of naphthalene-based B stage COPNA resin
22、The effects of SnCl2/naphthalene disulphonic acid on the microstructure of polymers prepared from D,L-lactic acid
3、naphthalene-1,5-disulfonic acid
