Table 4 Detection results of the standard serum for quality control of seronorm™ trace element serum L1
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 | 16.8 | 13.4–20.1 | 19.363 ± 0.878 |
Al | 50.400 | 25.2–75.7 | 56.284 ± 3.598 |
V | 1.100 | – | 1.266 ± 0.089 |
Cr | 2.180 | 1.30–3.05 | 2.091 ± 0.197 |
Mn | 9.900 | 7.9–11.9 | 11.202 ± 0.860 |
Fea | 1.47 | 1.17–1.77 | 1.545 ± 0.1288 |
Co | 1.120 | 0.67–1.57 | 1.094 ± 0.069 |
Ni | 5.640 | 3.38–7.90 | 6.452 ± 0.569 |
Cua | 1.066 | 0.852–1.281 | 1.123 ± 0.028 |
Zna | 1.057 | 0.844–1.269 | 1.229 ± 0.043 |
As | 0.400 | – | 0.315 ± 0.019 |
Se | 86.000 | 51–120 | 67.786 ± 6.477 |
Rb | 4.400 | – | 4.679 ± 0.125 |
Sr | 95,99 | – | 99.650 ± 4.188 |
Mo | 0.760 | – | 0.804 ± 0.039 |
Cd | 0.130 | – | 0.165 ± 0.015 |
Sn | 0.250 | – | 0.366 ± 0.043 |
Sb | 10.400 | – | 12.941 ± 0.374 |
Ba | 189.000 | – | 183.292 ± 3.637 |
W | 0.058 | – | 0.074 ± 0.008 |
Tl | 0.090 | – | 0.110 ± 0.004 |
Pb | 0.400 | – | 0.539 ± 0.057 |
U | 0.302 | – | 0.337 ± 0.012 |