Sample | Time (min) | Ratio of peel tangerine extract to silver nitrate solution | |||||
2:1 | 1:1 | 1:2 | |||||
λmax | Absorbance | λmax | Absorbance | λmax | Absorbance | ||
1 | 0 | - | - | - | - | - | - |
15 | 428 | 0.255 | 431 | 0.341 | 428 | 0.451 | |
30 | 435 | 0.514 | 428 | 0.677 | 419 | 0.919 | |
45 | 435 | 0.692 | 431 | 0.754 | 435 | 1.088 | |
2 | 0 | - | - | - | - | - | - |
15 | 425 | 0.242 | 419 | 0.396 | 419 | 0.416 | |
30 | 433 | 0.479 | 431 | 0.690 | 430 | 0.949 | |
45 | 431 | 0.676 | 431 | 0.811 | 433 | 1.086 | |
3 | 0 | - | - | - | - | - | - |
15 | 422 | 0.273 | 431 | 0.416 | 431 | 0.436 | |
30 | 419 | 0.582 | 428 | 0.705 | 425 | 1.060 | |
45 | 435 | 0.715 | 419 | 0.819 | 422 | 1.181 |