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    Preparation of high purity platinum nitrate using spent Pt-Rh catalyst from the production of nitric acid

    Preparation of high purity platinum nitrate using spent Pt-Rh catalyst from the production of nitric acid was studied, including separation of rhodium from aqua regia leaching solution, precipitation with ammo...

    Kai-ming Liu 刘铠明, Yun-ren Qiu 邱运仁, Yan Li **琰 in Journal of Central South University (2023)