Division 8.9 Ellagic acidF1
United Kingdom
| Analyte | Ellagic acid | |||||
|---|---|---|---|---|---|---|
| Samples | Whisky | Brandy | Rum | Cognac 1 | Bourbon | Cognac 2 |
| No of laboratories participating | 7 | 7 | 7 | 7 | 7 | 7 |
| No of results accepted (laboratories) | 7 | 7 | 7 | 7 | 7 | 6 |
| Mean value (mg/l) | 3,2 | 1,0 | 9,5 | 13 | 13 | 36 |
| Repeatability standard deviation, s r (mg/l) | 0,20 | 0,16 | 0,30 | 0,41 | 0,95 | 0,34 |
| Repeatability relative standard deviation, RSD r (%) | 6,3 | 16 | 3,2 | 3,2 | 7,4 | 1,0 |
| Repeatability limit, r (mg/l) (r = 2,8 × s r ) | 0,6 | 0,4 | 0,9 | 1,1 | 2,7 | 1,0 |
| Reproducibility standard deviation, s R (mg/l) | 1,41 | 0,42 | 4,0 | 5,0 | 4,9 | 14 |
| Reproducibility relative standard deviation, RSD R (%) | 44 | 43 | 42 | 39 | 39 | 40 |
| Reproducibility limit, R (g/l) (R = 2,8 × s R ) | 4,0 | 1,2 | 11 | 14 | 14 | 40 |