From: Development and validation of a simple and rapid ICP-OES method for quantification of elemental impurities in voriconazole drug substance
Elemental impurity
% RSD
LOD (μg/g)
LOQ (μg/g)
LOD
LOQ
Lead
4.7
3.6
0.08
0.25
Palladium
3.7
0.7
0.2
0.5
Zinc
1.2
0.4
5.0
16.7