采用高碘酸钠作为氧化剂对含乙二醇废水进行氧化,经二氧化氯反应后,最后用氢氧化钠溶液做中和处理,实现乙二醇的分解及安全处理的目的。实验分析了影响氧化体系反应的各种因素,如高碘酸钠添加比例、反应体系pH和反应时间等,最后研究出...采用高碘酸钠作为氧化剂对含乙二醇废水进行氧化,经二氧化氯反应后,最后用氢氧化钠溶液做中和处理,实现乙二醇的分解及安全处理的目的。实验分析了影响氧化体系反应的各种因素,如高碘酸钠添加比例、反应体系pH和反应时间等,最后研究出该反应的最佳条件为:高碘酸钠添加比例0.3 g/L,反应pH = 7.0,反应时间0.5 h。The wastewater containing ethylene glycol was oxidized with sodium periodate as oxidant, and then neutralized with sodium hydroxide solution after chlorine dioxide reaction, so as to achieve the purpose of decomposition and safe treatment of ethylene glycol. Various factors affecting the reaction of oxidation system were analyzed, such as sodium periodate addition ratio, reaction system pH and reaction time, etc. Finally, the optimal conditions of the reaction were as follows: sodium periodate addition ratio of 0.3 g/L, reaction pH = 7.0, reaction time of 0.5 h.展开更多
文摘采用高碘酸钠作为氧化剂对含乙二醇废水进行氧化,经二氧化氯反应后,最后用氢氧化钠溶液做中和处理,实现乙二醇的分解及安全处理的目的。实验分析了影响氧化体系反应的各种因素,如高碘酸钠添加比例、反应体系pH和反应时间等,最后研究出该反应的最佳条件为:高碘酸钠添加比例0.3 g/L,反应pH = 7.0,反应时间0.5 h。The wastewater containing ethylene glycol was oxidized with sodium periodate as oxidant, and then neutralized with sodium hydroxide solution after chlorine dioxide reaction, so as to achieve the purpose of decomposition and safe treatment of ethylene glycol. Various factors affecting the reaction of oxidation system were analyzed, such as sodium periodate addition ratio, reaction system pH and reaction time, etc. Finally, the optimal conditions of the reaction were as follows: sodium periodate addition ratio of 0.3 g/L, reaction pH = 7.0, reaction time of 0.5 h.
