废滤料的再生方法研究
Journal of Hunan Institute of Humanities, Science and Technology(2013)
Abstract
采用邻菲罗啉分光光度法测定铁离子浓度,通过不同浓度,不同量的多种酸溶液,在不同的清洗时间和清洗条件下,对涟钢核桃壳废滤料进行清洗,测量出清洗液的吸光度,计算出溶液中铁的含量,从中选出最佳的清洗酸溶液浓度和用量,以及清洗条件和清洗时间。实验结果表明,在HCl、H2SO4、H3PO4三种酸溶液中,当HCl浓度为20%,与核桃壳物料比为1:5,用超声波清洗30分钟为最佳方案。
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Key words
regeneration,study,waste filter,spectrophotometric method
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