@article {CWE /二千○一十九分之一千三百八十零,笔者= {},杂志= {当前世界环境},出版商= {},标题= {合成和化学激活的新型介孔二氧化硅钴去污从污水}的表征,一年= {},一个月= {},体积= {61},则url = {www.a-i-l-s-a.com/article/1150/},页= {276-289},抽象= {介孔二氧化硅通过化学方法合成,并且它的效率进行了研究以除去钴的(CO 2 +)在实验室规模从受污染的水的离子。合成中孔的特性通过SEM / TGA分析。为重要的参数,如溶液的pH值,吸收剂量,初始的Co2 +浓度,和接触时间通过间歇实验的单变量方法测定的最佳条件。SEM结果证实了合成二氧化硅具有与蜂巢状结构的高孔隙率。结果表明,随着增加的吸附剂的剂量和接触时间为最佳,CO2 +吸附效率提高。然而,随着CO 2 +的浓度,去除效率降低。在最佳接触时间(8小时),除去CO 2 + 85%。在pH = 7,为5ppm的初始CO 2 +浓度,并在吸附剂中的最大吸附效率剂量为0.3g / 50毫升,89%。 The study of adsorption isotherm and kinetic models showed that the adsorption process followed the Freundlich isotherm (R2 = 0.9359) and the second-order kinetic model (R2=0.999). Therefore, the synthesized mesoporous silica presented a chemical adsorption mechanism for Co2+ removal from aqueous media and can be utilized in wastewater treatment containing divalent heavy metals such as Co2+. }, number = {63}, doi = {10.12944/CWE.14.2.12} }