Table 8.
Testing the difference in nominal concentrations of analytical standard solution.
| Standard A1 | Standard A2 | Standard B1 | Standard B2 | |
|---|---|---|---|---|
| 121315 | 112823 | 123453 | 114811.3 | |
| 121525 | 112813 | 131282 | 122092.3 | |
| 121310 | 113000 | 123456 | 114814.1 | |
| 121401 | 113121 | 124356 | 115651.1 | |
| 121392 | 112802 | 123451 | 114809.4 | |
| Ave | 121388.6 | 112911.8 | 125199.6 | 116435.6 |
| Δrd | 7.2% | 7.3% | ||
| CV | 0.000718 | 0.001262 | 0.027337 | 0.027337 |
| CVp | 0.001027 | 0.027337 | ||
|
|
The symbols and indicate that the acceptance criterion (Δrd ≤ 10%) can or cannot be confirmed, respectively.