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dwaww(金币+10, 翻译EPI+1): 2011-05-14 20:08:34
Mally89(金币+2): 感谢应助！~欢迎常来！~ 2011-05-16 14:18:08

Using hydrochloric acid as catalysts have several advantages.
(1)The amount of catalyst can be reduced;
(2)The corrosion of the equipment is less than the system of sulfuric acid catalyst for its lower acid;
(3)Facilitate for the control of the reaction temperature below 100oC;
(4)Low-pollution
(5)The requirement to the reaction equipment is lower

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