The protonated coke waste was used as a new type of biosorbent for the removal of anionic dye Reactive Red 4(RR4) and cationic dye Methylene Blue(MB).

• 以城市污水处理厂的剩余污泥为原料,经过质子化处理制备成生物吸附剂,进行了吸附水溶液中活性红4(RR4)和亚甲兰(MB)的研究。