TABLE 5.
Stabilities of the LQC and HQC samples under different storage conditions (n = 6).
| Analyte | Concentration (ng/ml) | Expressed % (RSD %) | ||||
|---|---|---|---|---|---|---|
| 25°C/24 h | 4°C/48 h | Autosampler/72 h | 3 freeze-Thaw cycles | -20°C/15 days | ||
| LEN | 0.2 | 93.38 (7.84) | 96.38 (8.63) | 96.76 (5.82) | 93.24 (11.76) | 89.23 (4.23) |
| 10 | 97.93 (3.88) | 93.86 (4.71) | 105.72 (7.65) | 95.96 (5.83) | 96.37 (6.34) | |
| SOR | 0.2 | 92.83 (6.39) | 94.44 (10.67) | 100.48 (8.73) | 96.62 (6.03) | 91.04 (8.04) |
| 10 | 104.22 (5.02) | 103.26 (5.98) | 106.27 (6.78) | 97.28 (8.34) | 103.75 (6.39) | |
| CBZ | 0.2 | 106.23 (0.89) | 102.68 (8.19) | 107.41 (10.54) | 105.82 (4.73) | 100.84 (7.33) |
| 10 | 109.02 (3.91) | 103.28 (10.60) | 108.19 (4.36) | 106.25 (7.65) | 110.45 (2.08) | |
| RGF | 0.2 | 78.20 (8.92) | 87.55 (6.83) | 92.56 (6.45) | 87.06 (4.09) | 76.87 (6.94) |
| 10 | 94.88 (6.20) | 95.46 (1.82) | 96.17 (8.32) | 93.28 (5.86) | 90.34 (5.98) | |
| APA | 0.2 | 91.05 (12.83) | 93.53 (5.92) | 96.35 (7.82) | 92.43 (6.45) | 89.43 (10.47) |
| 10 | 103.81 (9.54) | 92.58 (3.86) | 108.48 (10.27) | 93.65 (5.02) | 88.28 (8.22) | |
| GEF | 0.2 | 76.87 (2.98) | 85.46 (1.38) | 88.29 (3.67) | 85.66 (5.45) | 75.77 (6.38) |
| 10 | 87.17 (6.82) | 81.25 (6.45) | 96.23 (4.65) | 88.54 (8.45) | 80.65 (1.67) | |
| ANL | 0.2 | 109.55 (1.93) | 107.47 (3.87) | 111.87 (2.78) | 102.68 (6.88) | 98.63 (7.45) |
| 10 | 100.76 (6.55) | 103.17 (8.56) | 102.34 (5.85) | 104.95 (7.85) | 97.46 (9.43) | |
| TIV | 2 | 91.64 (5.92) | 89.24 (12.62) | 97.16 (11.02) | 92.66 (9.44) | 96.49 (8.95) |
| 100 | 95.76 (5.11) | 92.48 (7.38) | 99.35 (4.45) | 89.54 (2.56) | 85.34 (6.44) | |
| GAL | 2 | 104.28 (2.96) | 100.66 (6.49) | 106.28 (5.34) | 95.32 (3.76) | 97.56 (1.76) |
| 100 | 107.98 (3.81) | 98.86 (4.78) | 109.45 (2.64) | 99.84 (4.87) | 96.47 (7.56) | |