Fig. 1.
Fig. 2.
Fig. 3.
Fig. 4.
Fig. 5.
Fig. 6.
Relative change in peak absorbance of Roselle dosimeter solution at set time intervals_ Negative values indicate a decrease in peak absorbance
| Dose (kGy) | Peak absorbance | Relative change in peak absorbance (%) | |||||
|---|---|---|---|---|---|---|---|
| 10 min | 20 min | 30 min | 40 min | 1 h | 96 h | ||
| 0 | 3.74 | 0.6 | 3.9 | 4.1 | –0.3 | –1.1 | –68.8 |
| 0.3 | 2.93 | –0.5 | –1.5 | –2.2 | –2.9 | –8.3 | –53.9 |
| 0.9 | 2.61 | –1.3 | –2.2 | –3.1 | –9.5 | –9.5 | –55.6 |
| 1.8 | 1.20 | –0.7 | –0.7 | –1.5 | –1.9 | –12.1 | –59.1 |
| 3.8 | 1.05 | 0.9 | 2.4 | 4.3 | 5.5 | 5.3 | –3.2 |
| 7.5 | 0.51 | 5.0 | 10.6 | 15.9 | 21.0 | 42.1 | 21.4 |