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吸附剂净化SO_-2和NO_2气体的研究 被引量:2

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摘要 为了寻找SO2和NO2酸性气体较好的净化剂,我们筛选了活性炭及非炭类吸附剂,测定了其吸附率及防护时间。发现用金属离子处理制成的13X分子筛复合型吸附剂(13X—OM)能较好地防护SO2和NO2。在SO2浓度为(780~800)×10-6时,吸附率为100%,防护时间为40min。在NO2浓度为(240~500)×10-6时,吸附率为100%,防护时间在20min以上。13X—OM的防护效果与军用面具活性炭相当,比市场出售的防毒剂7号要好。13X—OM防护SO2或NO2失去效果时,它的颜色由红变黄,可指示吸附剂是否有效。
出处 《环境保护》 CAS CSSCI 北大核心 1995年第10期13-14,共2页 Environmental Protection
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