Table 6 Force degradation studies results
Stress condition | Recovery (%)a | % Degradation | Extent of degradation | ||
|---|---|---|---|---|---|
1 day (%) | 3 days (%) | 5 days (%) | |||
Acidic | 99.21 | 97.25 | 96.18 | 3 | None |
Basic | 95.32 | 89.01 | 77.87 | 22 | Substantial |
Oxidative | 94.23 | 87.25 | 79.52 | 20 | Substantial |
Thermal Humidity | 96.01 | 90.32 | 87.69 | 10 | Substantial |
Photolytic | 99.98 | 97.36 | 97.02 | 2 | None |