考察了在流动注射的微柱分离富集体系中不同晶型和粒径的TiO2微粉对Cu2+, Cr3+, Mn2+, Ni2+, La3+, Eu3+, Ga3+, Mo(Ⅵ)和W(Ⅵ) 等金属离子的吸附pH条件及动态吸附容量, 并进行了比较; 初步探讨了TiO2微粉的吸附机制. 结果表明, 当TiO2的粒径大小相近时, 晶型对吸附容量的影响不可忽略; 当晶型相同时, 粒径的大小则起着重要的作用.
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