Table 5.
Results from determination of selected chlorinated pesticides and PBDEs in the standard reference material NIST SRM 1946 (Lake Superior Fish Tissue).
| Analyte | Certified Value a (μg/kg) | Determined Value a (μg/kg) | Trueness (RSD) (%) |
|---|---|---|---|
| Hexachlorobenzene | 7.25 ± 0.83 | 6.47 ± 1.5 | 89 (2) |
| alpha-HCH | 5.72 ± 0.65 | 5.44 ± 1.4 | 95 (7) |
| Lindane | 1.14 ± 0.18 | 0.89 ± 0.26 | 78 (5) |
| BDE-28 | 0.742 ± 0.027 | 0.467 ± 0.067 | 63 (5) |
| BDE-47 | 29.9 ± 2.3 | 30.2 ± 5.1 | 101 (5) |
| BDE-99 | 18.5 ± 2.1 | 22.0 ± 3.7 | 119 (16) |
| BDE-100 | 8.57 ± 0.52 | 9.04 ± 1.8 | 105 (9) |
| BDE-153 | 2.81 ± 0.41 | 3.16 ± 0.69 | 112 (9) |
| BDE-154 | 5.77 ± 0.80 | 6.57 ± 1.2 | 114 (12) |
a Mean value ± expanded combined measurement uncertainty (Ur,tot); n = 3.