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以铁的硫化物矿物黄铁矿和磁黄铁矿为吸附材料,在实验室条件下研究了它们对模型水体中砷的吸附作用.在实验观测基础上讨论了这些矿物材料对砷的吸附速率和效率,吸附砷的稳定性以及稳定条件.提出这些矿物是去除水体中砷的有效吸附材料,对于缺乏水质处理设备条件的地区有直接的实用价值。
Using iron sulfide pyrite and pyrrhotite as adsorbents, their adsorption on arsenic in water was studied under laboratory conditions. On the basis of experimental observations, the adsorption rates and efficiencies of arsenic, the stability of arsenic adsorbed and the stability conditions of these minerals were discussed. It is proposed that these minerals are effective adsorbents for the removal of arsenic in water and have direct practical value for areas lacking water treatment equipment.