[1E15-19] Vitrification 3

[1E18] Basic Research Programs of Vitrification Technology for Waste Volume Reduction

(124) Study of decomposition and regeneration methods for spent adsorbent

*Izumi Saito¹, Go Shinoda¹, Tsuyoshi Arai¹, Yasunori Miyazaki², Yuichi Sano², Masayuki Takeuchi² (1. Shibaura Inst. of Tech., 2. JAEA)

Keywords:Separation of Minor Actinides, Extraction chromatography, HONTA impregnated adsorbent, Photo-Fenton reaction

For the stable treatment of spent HONTA impregnated adsorbent produced by extraction chromatography, organic phase decomposition by the Fenton method was investigated. Photo-Fenton reaction of the impregnated adsorbent showed detachment of the extractive phase.