Treatment of Cr<sup>6+</sup> -electroplating Wastewater by the Method of Precipitation Floatation

LAN Shan hong; SUN Sui yu; LIU Ru yi; TANG Bing

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Treatment of Cr⁶⁺ -electroplating Wastewater by the Method of Precipitation Floatation

更新时间：2026-05-27

- Treatment of Cr⁶⁺ -electroplating Wastewater by the Method of Precipitation Floatation
- Vol. 16, Issue 4, Pages: 74-78(1999)
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- Published：1999
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兰善红, 孙水裕, 刘如意, 汤兵. 沉淀浮选法处理电镀废水中Cr⁶⁺的研究[J]. 广东工业大学学报, 1999, 16(4): 74-78.

LAN Shan hong, SUN Sui yu, LIU Ru yi, et al. Treatment of Cr⁶⁺ -electroplating Wastewater by the Method of Precipitation Floatation[J]. 1999, 16(4): 74-78.
兰善红, 孙水裕, 刘如意, 汤兵. 沉淀浮选法处理电镀废水中Cr⁶⁺的研究[J]. 广东工业大学学报, 1999, 16(4): 74-78. DOI：

LAN Shan hong, SUN Sui yu, LIU Ru yi, et al. Treatment of Cr⁶⁺ -electroplating Wastewater by the Method of Precipitation Floatation[J]. 1999, 16(4): 74-78. DOI：

摘要

研究了用亚硫酸钠和硫酸亚铁两步还原、然后进行沉淀浮选处理电镀废水中的Ｃｒ６＋．试验结果表明，用亚硫酸钠和硫酸亚铁混合还原较单一还原剂还原效果好，在原水含Ｃｒ６＋１．９２ ×１０－３ｍｏｌ／Ｌ的情况下，处理后残余总铬浓度仅为１．３５×１０－５ｍｏｌ／Ｌ，远低于国家的排放标准，且处理时间短、上浮渣少、出水清澈透明．研究了还原剂最佳组合用量，浮选最佳ｐＨ值，捕收剂种类，最佳用量和组合用药对浮选效果的影响．

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孙一平,朱锡海. 十二烷基硫酸钠气浮氢氧化铬沉淀的机理[J]. 水处理技术. 1993(01)

郭永文. 沉淀浮选法处理含重金属离子废水的若干问题[J]. 有色金属(选矿部分). 1984(01)

朱耀华编.电镀废水治理技术综述[M]. 中国环境科学出版社, 1992

王绍文,姜凤有编著.重金属废水治理技术[M]. 冶金工业出版社, 1993

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Treatment of Cr6+ -electroplating Wastewater by the Method of Precipitation Floatation

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Treatment of Cr⁶⁺ -electroplating Wastewater by the Method of Precipitation Floatation