摘要：对采用焦亚硫酸钠/空气法处理含氰电镀废水进行了试验研究.结果表明,在p H为10.0,焦亚硫酸钠投加量为CN质量的7.5倍, 曝气量为300 L/min的条件下,处理60 min后的废水中总氰化物浓度低于0.3mg/L,具有较好的除氰效果.
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