chlorination造句
31. The different growth stages of Rhabditis sp. Appears very different resistibility to chlorination.
32. A new process treating spent carbon loaded with gold by aqueous chlorination was investigated.
33. Cleaning agent for engine , electronic parts. Solvent for adhesive and the synthesis of chlorination - polyether macromolecule etc.
34. Bromobenzenesulfonyl chloride was obtained from 2 bromothiophenol via coupling with chloromethyl methyl ether,[http:///chlorination.html] oxidation chlorination by chlorine water to give 76% yield of the title compound.
35. Traditional production methods of rich titanium materials are mainly refer to Electric Smelting Law, Reduction Rust Law, Choice Chlorination Law and Acid Leaching Law.
36. The chlorination wastewater was treated with circulating, time - delay, aeration process.
37. By the starting material 4 -chloronitrobenzene, 2, 4 - dichlorobenzene was synthesized via fluorination, nitration and chlorination. The total yield was 59. 0%.
38. In this paper the behavior of impurities in the chlorination solution, such as copper, silver and lead, is analyzed thermodynamically.
39. Use of natural gas for heat chlorination methylene chloride for the production of photographic materials for industrial solvent.
40. An intermediate of bone resorption inhibitor risedronate sodium, 3 pyridine acetic acid hydrochloride, was synthesized from ethyl nicotinate via reduction, chlorination, cyanation and hydrolysis.
41. Triphosgene has rapidly emerged as an important green chemical product in recent years. It is synthesized by photo-catalyzed chlorination of dimethyl carbonate.
42. The basic of high temperature chlorination process were analysed, and it pointed that this process would be the mainstream of development.
43. Dichloropropanol was synthesized by chlorination of glycerol with hydrogen chloride under catalysis of organic acids and self-made inorganic catalyst.
44. Using 3,5-dimethyl phenol as raw materials, sulfuryl chloride as chlorination reagent and carbon tetrachloride as solvent to synthesize chloroxylenol.
45. CPE was the product made by chlorination of PE, and had extensive applications.
46. Using acrylonitrile as the starting reagent, 2 - chloroacrylonitrile was prepared reaction stepsincluding catalytic chlorination, clean - up, and distillation.
47. Cefixime open side chain acid was prepared by oximation , etherification, chlorination, ester decomposition using t-butyl acetoacetate as starting material.
48. After the process of chlorination, hydrolytic decomposition and condensation the hemopexis acid amine product was obtained.
49. Endocrine disrupting compounds in tap water mainly stem from the pollution of raw water for water supply, concrete tank and lining of still pipe in water supply system, and chlorination process.
50. Roasting or chlorination could deactivate carbonaceous materials to eliminate theirs effects on recovering gold.
51. The aqua regia and chlorination leaching provided a rapid rate of dissolution, however, special attention should be given to strong oxidation and corrosion of reagents.
52. Taking p chlorotoluene as raw material , 2,4 Dichlorotoluene was synthesized via catalytic chlorination process.
53. Chlorinated sucrose, the high intensity sweetener trichlorogalactosucrose can be prepared by chlorination and deacylation of 6-acyl sucrose prepared by the process of this invention.
54. Trihalomethanes(THMs), which were found to be possible human carcinogens, are formed as the main disinfection by-products during the chlorination process of water treatment.
55. Oxidronate was prepared from triisopropyl phosphite by diphosphonation, chlorination, pyrolysis and reduction with 32 % overall yield.
56. Contrast the parameter of the processes, the best conditions of chlorination distillation are designed.
57. Therefore, preozonation or biological pretreatment of source water could improve the chemical safety of drinking water before chlorination, especially when it was rich in humic substance.
58. This paper describes the chlorination process of waste tungsten carbide powder.
59. The synthesis of chloroacetyl chloride by the chlorination of ketene was studied in the article.
60. The chlorination efficiency increased as the organic acid strength increased.
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