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    Preparation of57Co standard solution and its activity measurement

    57Co was produced with high pure nature iron irradiated by 8.5MeV deuterons. TBP-benzene extraction method and anion-exchange method were used to separate and purify it. The purified57Co was prepared into standa...

    J. X. Yang, Y. G. Yu, H. S. Du, X. L. Chen in Journal of Radioanalytical and Nuclear Che… (1996)