摘要
采用不同的处理工艺处理制备得到海螵蛸颗粒(CO),以活性炭(AC)为空白对照,完成了三种海螵蛸颗粒在水溶剂体系下对亚甲基蓝(MB)和氰化氢(HCN)的吸附能力测试。实验结果显示,对MB吸附的能力:AC>>酸/碱处理并热活化的CO>酸/碱处理的CO>未经处理的CO;对HCN的吸附能力:酸/碱处理并热活化的CO>酸/碱处理的CO>AC>未经处理的CO。这表明经过酸/碱处理和热活化的CO有很强的HCN吸附能力,作为卷烟烟气中的HCN吸附材料有良好的应用前景。
The adsorption capacity of cuttlebone ossepiae(CO) with different treatment methods to methylene blue(MB) and HCN in aqueous solution has been investigated by employing the standard techniques which are usually used in activated charcoal(AC) and tobacco industry. It is concluded that the order of capacity to adsorb MB in aqueous solution is: AC >>acid/base treated and heat activated CO> acid/base treated CO >original CO; in the meanwhile, the capacity to adsorb HCN in aqueous solution is: acid/base treated and heat activated CO>acid/base treated CO>AC> original CO. This indicates that acid/base treated and heat activated CO has a strong adsorption to HCN and is potential for the removal of HCN in cigarette smoke.
引文
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