Collect. Czech. Chem. Commun.
1975, 40, 3652-3658
https://doi.org/10.1135/cccc19753652
Separation of metal ions by ion-exchange chromatography from the medium of triethylenetetramine-N,N,N',N'',N''',N'''-hexaacetic acid
M. Yusaf, V. Sixta and Z. Šulcek