Table 5 Detection results of the standard serum for quality control of seronorm™ trace element serum L2
Element | Analytical value of the standard serum (μg/L) | Analytical uncertainty of the standard serum (95% confidence interval) (μg/L) | Measured value (mean ± SD) (μg/L) |
|---|---|---|---|
Mga | 33.900 | 27.1–40.7 | 39.958 ± 1.966 |
Al | 120.000 | 96–144 | 142.884 ± 9.630 |
V | 1.100 | – | 1.211 ± 0.072 |
Cr | 5.700 | 4.0–7.5 | 5.164 ± 0.418 |
Mn | 14.500 | 11.6–17.4 | 16.243 ± 1.563 |
Fea | 2.15 | 1.72–2.58 | 2.202 ± 0.151 |
Co | 3.050 | 2.13–3.97 | 2.982 ± 0.274 |
Ni | 9.000 | 7.9–11.9 | 10.797 ± 0.808 |
Cua | 1.925 | 1.538–2.312 | 1.931 ± 0.037 |
Zna | 1.532 | 1.223–1.840 | 1.792 ± 0.039 |
As | 0.380 | – | 0.357 ± 0.036 |
Se | 136.000 | 95–176 | 107.691 ± 7.299 |
Rb | 8.700 | – | 9.109 ± 0.419 |
Sr | 110.000 | – | 113.189 ± 3.424 |
Mo | 1.210 | – | 1.176 ± 0.043 |
Cd | 0.140 | – | 0.160 ± 0.012 |
Sn | 0.250 | – | 0.356 ± 0.024 |
Sb | 15.000 | – | 18.124 ± 0.339 |
Ba | 139.135 | – | 137.563 ± 4.108 |
W | 0.065 | – | 0.062 ± 0.006 |
Tl | 0.108 | – | 0.126 ± 0.002 |
Pb | 0.660 | – | 0.732 ± 0.065 |
U | 0.359 | – | 0.377 ± 0.014 |