Particles prepared from lettuce peel had been used for biosorption of three cationic dyes,methylene blue(MB),brilliant cresyl blue(BCB)and neutral red(NR).

• 采用莴苣皮粉剂为生物材料吸附剂对亚甲蓝(MB)、亮甲酚兰(BCB)、中性红(NR)3种阳离子染料进行了吸附研究。