杜邦DuPont AmberLite IRA900 Cl Ion Exchange Resin应用6:电镀废水除铬酸根杜邦DuPont AmberLite IRA900 Cl Ion Exchange Resin更换实操

 


杜邦DuPont AmberLite IRA900 Cl Ion Exchange Resin应用6:电镀废水除铬酸根杜邦DuPont AmberLite IRA900 Cl Ion Exchange Resin更换实操

电镀废水含高毒性铬酸根,杜邦DuPont AmberLite IRA900 Cl Ion Exchange Resin更换需严控污染扩散风险。更换前关闭废水进料,通入清水反洗树脂床,排出残留电镀液与重金属污泥,旧树脂密封收集按危废处置。交换柱内壁用酸洗钝化,去除铬垢与金属残留,漂洗至中性晾干,更换破损密封配件。新杜邦DuPont AmberLite IRA900 Cl Ion Exchange Resin装填前经盐水转型,湿法装填保证床层密实,更换后进行再生调试,检测出水铬酸根含量达标,优化进水pH与流速,提升树脂吸附容量,降低处理成本。

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