染料废水的贝壳粉负载铁-钴双金属催化降解
China Dyeing and Finishing（2021）
Abstract
以贝壳粉为载体,采用共沉淀法将铁、钴负载到贝壳粉上,制得Fe-Co/贝壳粉双金属催化剂.通过XRD、SEM测试发现,煅烧后贝壳粉结构被破坏,催化剂表面形成Fe2O3和Co3O4.Fe-Co/贝壳粉+Na2S2O8协同催化体系对亚甲基蓝具有很好的降解效果,当Fe和Co物质的量比为2:1,煅烧温度为550℃,pH为3时,催化剂对亚甲基蓝的降解率最高.
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