Table 3.
Accuracy table of the saltPAD as a quality control tool. 76.2% of salt samples produced the correct categorization
| Titration | saltPAD | ||
| (ppm I) | <30 | 30–50 | >50 |
| <30 | 996 | 24 | 0 |
| 30–50 | 292 | 209 | 15 |
| >50 | 13 | 62 | 93 |
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