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Reclamation of Wastewater Containing Phenol and Sodium Sulfate Generated by Sebacic Acid Production
癸二酸生产过程含酚硝废水的资源化

Keywords: evaporation,wastewater containing phenol,sebacic acid,color,zero-emission
蒸发
,含酚废水,癸二酸,颜色,零排放

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Abstract:

利用蒸发法对癸二酸生产过程含酚废水进行资源化处理.结果表明,初始pH<10,苯酚蒸出率维持在34%,pH>13时,苯酚蒸出率接近0.在碱性条件下获得的硫酸钠粉末呈黄色,且在pH为12.8时颜色最深,利用煅烧或N_2环境下蒸发可消除硫酸钠粉末的颜色.硫酸钠对酚的蒸出率影响较小,随苯酚初始浓度增加酚的蒸出率出现先增后减的趋势.

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