土液比对Pb~(2+)的吸附动力学影响研究
Yellow River(2013)
Abstract
探明Pb2+吸附动力学过程,是分析污灌区土壤Pb2+截留能力的理论基础。基于600 mg/L的Pb2+溶液和马鞍山高龙背粉沙质壤土,开展不同土液比条件下的Pb2+吸附动力学试验。结果表明,与常规吸附动力学试验相比,同一土液比情况下的吸附动力学曲线波动性较大,首次波动幅度随土液比的减小逐渐增大,从波动开始到基本稳定所需的时间随土液比的减小逐渐增加,吸附量随着土液比的减小逐渐增大,吸附率却逐渐减小。
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Key words
ratio of soil to liquid,sewage irrigation area,kinetic adsorption,Pb2+
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