Precision data - β-carotene
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EN 12823-2:
Table 1. Results of the interlaboratory tests.
|
|
Margarine |
Vitamin drink |
Pudding powder |
Mixed vegetables |
|---|---|---|---|---|
|
Repeatability standard deviation s r, mg/100 g |
0,011 |
0,065 |
0,085 |
0,71 |
|
Repeatability coefficient of variation, % |
4,5 |
2,9 |
5,6 |
3,9 |
|
Repeatability value r = [2,83 x s r], mg/100 g |
0,032 |
0,19 |
0,24 |
2,0 |
|
Reproducibility standard deviation s R, mg/100 g |
0,024 |
0,15 |
0,14 |
2,7 |
|
Reproducibility coefficient of variation, % |
9,7 |
6,5 |
9,3 |
15 |
|
Reproducibility value r = [2,83 x s R], mg/100 g |
0,069 |
0,41 |
0,40 |
7,6 |
Results obtained in 1995.
