Table H.2.
Field recovery data for different matrices (Urtizberea, 2002)
| Matrix | Fortification level [µg a.s./sample] | n | Mean recovery [%]( a ) (min–max) | RSD | |
|---|---|---|---|---|---|
| Outer dosimeter | 1 | 5 | 88.00 (73–99) | 9.6 | |
| 100 | 6 | 78.33 (71–83) | 3.9 | ||
| 10,000 | 6 | 88.67 (86–95) | 3.0 | ||
| Inner dosimeter | 1 | 5 | 80.20 (72–95) | 8.3 | |
| 100 | 6 | 71.80 (64–79) | 4.6 | ||
| Filter | 0.2 | 6 | 75.7 (66–88) | 6.6 | |
| 20 | 6 | 87.6 (81–93) | 4.7 | ||
| Facial Swab | 0.2 | 6 | 40.33 (36–44) | 2.7 | |
| 20 | 6 | 44.83 (40–50) | 3.7 | ||
| Handwash | 1 | 6 | 82.83 (70–103) | 11.7 | |
| 100 | 6 | 65.67 (55–71) | 5.3 | ||
| 10,000 | 6 | 86.83 (71–100) | 11.2 |
a
Field recoveries with unusually high or low values were considered faulty and excluded.