| compound | concentration (ng/mL) | intra-day | inter-day | ||
| accuracy (%) | RSD (%) | accuracy (%) | RSD (%) | ||
| Doxorubicin hydrochloride | 500 | 103.1 | 4.6 | 99.8 | 7.6 |
| 10,000 | 88.9 | 5.8 | 87.5 | 4.7 | |
| 100,000 | 94.2 | 3.4 | 92.6 | 3.2 | |