t (months) | The rate of deterioration from baseline in the production and storage of different month ferrate VI (%) | The monthly rate of degradation ferrate VI (%) |
1 | 0.7 | 0.7 |
2 | 1.7 | 1.07 |
3 | 3.57 | 1.81 |
4 | 6.42 | 2.96 |
5 | 7.5 | 1.14 |
6 | 9.64 | 2.31 |
7 | 29.28 | 2.17 |
8 | 36.78 | 10.60 |
9 | 38.21 | 2.25 |
10 | 62.5 | 3.93 |
11 | 73.21 | 28.57 |
12 | 81.42 | 30.66 |