Process for eluting indium from a chelate resin containing adsor

Details Process for eluting indium from a chelate resin containing adsor Process for eluting indium from a chelate resin containing adsor

1984-12-27

1986-01-21

Carter, Herbert T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group iiia metal or beryllium

75101BE, 423DIG14, 423139, 423100, 423 89, 423 24, C01G 1500

Patent

active

045656738

ABSTRACT:
A process for eluting indium from a chelate resin having a phosphorus atom-containing, chelate-forming group which contains adsorbed indium, which comprises contacting said resin firstly with a primary eluent containing an acid containing no halogen atom in the molecule at a concentration of 0.1N or higher and then with an eluent for indium which is selected from the group consisting of (1) a solution of an acid containing a halogen atom in the molecule, (2) a mixed solution of (a) a metal halide, an ammonium halide or a mixture thereof and (b) an acid and (3) a mixed solution of a sulfide and a base compound.

REFERENCES:
Riley et al., "Anal. Chim. Acta", vol. 40, 1968, pp. 479-485.
Strelow et al., "Talenta", vol. 21, Nov. 1974, pp. 1183-1191.

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