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金属离子和氧化剂对间苯二酚光化学降解的影响 被引量:2

Effects of Metal Ions and Oxidants on the Photochemical Degradation of Resorcinol
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摘要 在实验条件下,Mn2+/Fe2+/Cu2+/Zn2+/Al3+/La3+,KMnO4/K2S2O8/KBrO3/KIO3/KIO4对间苯二酚光化学降解起加速作用,且随浓度增大而增强.KBrO3+Fe2+,KIO4+Mn2+对间苯二酚光化学降解的加速作用更为显著.无光照时,KMnO4,K2S2O8/KBrO3+Fe2+,KIO4+Mn2+/Fe2+都能够使间苯二酚立刻发生化学降解,尤其以KMnO4,KIO4+Mn2+的作用更为显著. Under experimental conditions, Mn2+/Fe2+/Cu2+/Zn2+/Al3+/La3+, KMnO4/K2S2O8/KBrO3/KIO3/KIO4 can accelerate the photochemical degradation of resorcinol, and with the increase of concentrations of these metal ions and oxidants, this acceleration effect also increases. Cooperative effects of KBrO3+Fe2+, KIO4+Mn2+ on the photochemical degradation of resorcinol are more striking. Without illumination, KMnO4, K2S2O8/KBrO3+Fe2+, KIO4+Mn2+/Fe2+ can lead resorcinol to be oxygenated at once, the effects of KMnO4 and KIO4+Mn2+ are more striking.
出处 《天津师范大学学报(自然科学版)》 CAS 2002年第4期7-10,15,共5页 Journal of Tianjin Normal University:Natural Science Edition
基金 中国人民大学科研经费资助(1999年1月)
关键词 间苯二酚 金属离子 氧化剂 光化学降解 降解速度 有机污染物 工业废水 resorcinol metal ions oxidants photochemical degradation.
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