and ascorbic acid (pharm.) used were from Centralchem (Slovakia), and the potassium antimonyl tartrate K2Sb2(C4H2O6)2 × 3H2O from Sigma-Aldrich (Slovakia).
and ascorbic acid (pharm.) used were from Centralchem (Slovakia), and the potassium antimonyltartrate K2Sb2(C4H2O6)2 × 3H2O from Sigma-Aldrich (Slovakia).