三聚氯氰工艺废水中氨氮的液膜处理方法
Agrochemicals(2009)
Abstract
研究了乳状液液膜法去除三聚氯氰废水中的氨氮污染,选择了最佳的液膜体系,考察了各种因素对氨氮去除率的影响。结果表明:6%聚胺类表面活性剂(质量分数)、10%有机胺类添加剂(体积分数)、10%硫酸(体积分数)、油内比Roi为2∶1(体积比)的液膜体系,当乳水比Rew为1∶8(体积比)、外水相pH值为11.8、传质15min,可使氨氮含量为1114mg/L的三聚氯氰废水一级去除率达97%以上。
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Key words
ammoniacal nitrogen,emulsion liquid membrane,cyanuric chloride
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