Tungstate and Carbonate Ions Sorption Using Anion Exchangers AV-17-8 and Purolite A400S. Chegrintsev, R. Kraydenko, A. Dyachenko and A. KiselevMATEC Web Conf., 85 (2016) 01035DOI: https://doi.org/10.1051/matecconf/20168501035