Table 4.
Stability | Condition | Level | Accuracy/Stability | Precision (CV %) |
---|---|---|---|---|
Freeze–Thaw Stability in Matrix | After 3 cycle at −25 °C | LQC | 93.151 | 1.384 |
HQC | 99.976 | 3.186 | ||
Bench-Top (short-term) Stability in Matrix | 22 °C during 4 h | LQC | 101.674 | 7.904 |
HQC | 106.891 | 5.526 | ||
Long-Term Stability in Matrix | 12 months at −25 °C | LQC | 95.582 | 4.874 |
HQC | 100.199 | 1.587 | ||
Auto sampler | 6 °C during 48 h | LQC | 109.467 | 5.379 |
HQC | 114.63 | 0.809 | ||
Stability in Whole Blood | 22 °C during 3 h in blood | LQC | 88.661 | 9.453 |
HQC | 93.887 | 1.135 |