A.甲基二乙醇胺和环丁砜
B. 甲基二乙醇胺
C. 二异丙醇胺和环丁砜
D. 二异丙醇胺
第7题
A、烃类气体在砜胺溶液中溶解度很大,故应合理选择富液闪蒸的操作条件The solubility of hydrocarbon gas in sulfoxide solution is very high, so the operation conditions of rich liquid flash should be reasonably selected
B、对C4以上的烃类,尤其是芳烃的亲和力大,影响净化气的热值和硫磺回收装置的产品质量。般要附设处理装置。High affinity for hydrocarbons above C4, especially aromatics, affects the calorific value of purified gas and product quality of sulfur recovery unit. General to attach processing devices.
C、环丁砜价格贵Sulfolane is expensive
D、以上都不对
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