Lot | Quantification by spectrophotometry | Quantification by alkalimetry | ||
Absorbance | Content ± SDS (%) | Volume consumed (ml) | Content (%) | |
1 |
|
|
|
|
2 |
|
|
|
|
3 | 0.67 | 101.8 ± 1.2 | 11.4 | 106.6 |
4 | 0.81 | 123.3 ± 1.1 | 13.4 | 124.5 |
5 | 0.61 | 92.7 ± 0.2 | 11.4 | 105.9 |
6 | 0.78 | 108.5 ± 1.2 | 10.5 | 97.9 |
7 | 0.62 | 94.2 ± 0.3 | 10.2 | 103.5 |
8 | 0.61 | 92.3 ± 4.6 | 11.1 | 95.2 |
9 |
|
|
|
|
10 | 0.56 | 84.7 ± 0.5 | 8.5 | 78.8 |
11 | 0.64 | 96.7 ± 1.0 | 11 | 102.2 |
12 | 0.71 | 107.8 ± 1.8 | 10.5 | 97.9 |
13 | 0.6 | 91.3 ± 0.7 | 10.6 | 98.9 |
14 | 0.6 | 91.4 ± 0.5 | 10.8 | 100.3 |
15 | 0.68 | 103.09 ± 0.7 | 10 | 93.3 |
16 | 0.66 | 99.7 ± 2.0 | 10.4 | 97.05 |
17 | 0.67 | 101.6 ± 4.6 | 10.1 | 94.2 |
18 | 0.63 | 96.3 ± 7.3 | 10.1 | 93.8 |
19 |
|
|
|
|
20 | 0.7 | 106.2 ± 0.1 | 10.8 | 100.2 |
Reference | 0.66 | 100 ± 0.1 | 10.95 | 102.17 ± 0.7 |