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同位素  2014 

新型吸附剂铜基铂对放射性碘的吸附研究

DOI: 10.7538/tws.2014.27.03.0157, PP. 157-161

Keywords: 铜基铂,选择性吸附,放射性碘

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Abstract:

通过测定铜基铂对放射性碘的吸附和洗脱性能,探索铂对铜基铂(PCC)性能的影响。在含有亚硫酸钠的稀硫酸介质中,采用柱层析技术测定了PCC对I-的吸附容量、洗脱效率。结果表明氯铂酸用量在2mL时合成的PCC对I-的工作吸附容量可达0.224mg/g(I与Cu的质量比),吸附效率大于99%。以15mL0.1mol/L氢氧化钠溶液洗脱铜基铂,洗脱效率在95%以上。

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