Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group va metal or arsenic
Patent
1985-10-24
1987-10-20
Doll, John
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Group va metal or arsenic
204DIG13, 423 24, C01B 2700
Patent
active
047013117
ABSTRACT:
A process for the selective extraction of arsenic from acid solutions containing other metals comprising treating the solutions with polyhydroxybenzene derivatives in organic diluent; mono- and di- alkyl derivatives containing at least four alkyl carbon atoms of pyrocatechol and pyrogallic acid are particularly contemplated for use in the removal of arsenic from strongly acid copper-containing electrolyte solutions.
REFERENCES:
Chemical Abstracts Citation 91: 182190w.
Chemical Abstracts Citation 88: 163268z.
Kratzer et al, "The Extraction of Arsenic/V/Complex with Pyrogallol," Radiochem. Radioanal. Letters 40/1/61-68 (1979).
Baradel Agostino
Guerriero Renato
Veronese Giuseppe
Consiglio Nazionale delle Richerche
Doll John
Fallow Charles W.
Hoffman Martin P.
Langel Wayne A.
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