Liquid Anion Exchange Chromatographic Extraction and Separation of Platinum(IV) with n-Octylaniline as a Metallurgical Reagent: Analysis of Real Samples

Table 6

Separation of platinum(IV) from binary mixtures.

Amount of metal ion, (𝜇g)	Mass taken, (𝜇g)	Average (%) recovery*	Chromogenic ligand	Reference no.
Pt(IV); Ir(III)	150; 100	99.5; 99.4	Stannous chloride-hydrobromic acid	[44]
Pt(IV); Rh(III)^a	150; 300	99.7; 99.2	Stannous chloride-KI	[44]
Pt(IV); Pd(II)^a	150; 200	99.8; 99.4	4′-ChloroPTPT	[47]
Pt(IV); Ru(III)	150; 200	99.2; 98.9	4′-ChloroPTPT	[47]
Pt(IV); Au(III)	150; 200	99.8; 99.1	SnCl2	[44]
Pt(IV); Se(IV)	150; 200	99.7; 99.0	4′-ChloroPTPT	[48]
Pt(IV); Te(IV)	150; 200	99.8; 98.9	4′-ChloroPTPT	[49]
Pt(IV); Os(VIII)	150; 200	99.4; 99.0	Thiourea	[44]
Pt(IV); Fe(III)	150; 500	99.4; 98.7	Thiocyanate	[44]
Pt(IV); Cu(II)	150; 1000	99.0; 98.6	4′-ChloroPTPT	[50]
Pt(IV); Ni(II)	150; 1000	99.0; 97.9	DMG	[46]
Pt(IV); Co(II)	150; 500	99.9; 97.8	Thiocyanate	[44]

aMasked with 20 mg tartrate.
*Average of five determinations.