From: Development and validation of a simple and rapid ICP-OES method for quantification of elemental impurities in voriconazole drug substance
S. No
Concentration(ppm)
Counts/S
Statistical analysis
1
3.9
866.94
Slope
234
2
7.8
1745.7
Intercept
-59
3
15.6
3597.1
STEYX
25
Correlation co-efficient
0.9999