From: Development and validation of a simple and rapid ICP-OES method for quantification of elemental impurities in voriconazole drug substance
LOD and LOQ of Lead
S. No
LOD (ppm)
LOQ (ppm)
1
0.0045
0.0140
2
0.0042
0.0132
3
0.0144
4
0.0043
0.0143
5
6
0.0040
0.0135
Mean
0.0138
%RSD
4.7
3.6
con., (ppm)
0.005
0.015
conc., (ppm) w.r.t test concentration
0.08
0.25