Table 3.
The stability study results of favipiravir (bias%).
| Concentration(μg/mL) | Positive mode | Negative mode | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Frozen (-20 °C) for 45 day | Freeze-thaw stability | Frozen (-20 °C) for 45 day | Freeze-thaw stability | |||||||||
| 0.062 25 50 |
15. day(%) | 30. day(%) | 45. day(%) | 2.(%) | 3.(%) | 4.(%) | 15. day(%) | 30. day(%) | 45. day(%) | 2.(%) | 3.(%) | 4.(%) |
| −3.7 | −6.3 | −7.9 | −4.1 | −7.7 | −9.2 | −3.9 | −6.5 | −8.9 | −4.2 | −8.1 | −10.9 | |
| −2.5 | −6.1 | −7.1 | −3.7 | −7.5 | −8.1 | −3.1 | −5.6 | −7.5 | −3.7 | −6.2 | −7.9 | |
| −2.9 | −5.4 | −7.4 | −4.2 | −6.5 | −7.7 | −3.8 | −5.7 | −8.1 | −4.1 | −7.6 | −7.6 | |