Table 1 Results (expressed in mg/kg) of the analyzed Certified Reference Material NBS SRM biological standard 1577 (bovine liver)
Certified value | Found | |
|---|---|---|
Sr | 140 (not certified) | 135 ± 9 |
Ba | 0.94 (not certified) | 0.89 ± 0.06 |
Cd | 0.44 ± 0.06 | 0.48 ± 0.06 |
Cu | 158 ± 7 | 156 ± 8 |
Zn | 123 ± 8 | 120 ± 9 |
Mn | 9.9 ± 0.8 | 9.5 ± 0.8 |
Cr | 0.15 (not certified) | 0.19 ± 0.06 |
Sb | 0.0003 (not certified) | Not detected |
Se | 0.71 ± 0.07 | 0.69 ± 0.07 |
Pb | 0.135 ± 0.015 | 0.132 ± 0.012 |