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Table 1 The precision at LOD and LOQ concentrations of SHH and MAP PGIs

From: A selective and sensitive LC-MS/MS method for the simultaneous determination of twopotential genotoxic impurities in celecoxib

Injection ID SHH MAP
LOD (peak area) LOQ (peak area) LOD (peak area) LOQ (peak area)
1 2,196 6,280 2,496 7,109
2 2,094 6,300 2,344 7,350
3 2,173 6,351 2,342 6,973
4 2,085 6,240 2,349 7,300
5 2,210 6,190 2,488 7,246
6 2,090 6,250 2,371 6,920
Mean 2,141.33 6,268.50 2,398.66 7,149.66
Standard deviation 57.88 55.22 73.58 177.52
%RSD 2.70 0.88 2.94 2.48
Concentration 0.02 ppm 0.06 ppm 0.02 ppm 0.06 ppm