# Commission Regulation (EC) No 2870/2000 of 19 December 2000 laying down Community reference methods for the analysis of spirits drinks, Division 13: Method performance characteristics (precision)

Extent: E+W+S+N.I.

Statistical results of the interlaboratory test:
the following tables give the values for anethole.
The following data were obtained from an international method performance study carried out to internationally agreed procedures.
Year of interlaboratory test
1998
Number of laboratories
16
Number of samples
10
Analyte
anethole
Pastis:
Samples
A
B
C
D
E
F
Number of laboratories retained after eliminating outliers
15
15
15
13
16
16
Number of outliers (laboratories)
1
1
1
3
—
—
Number of accepted results
30
30
30
26
16
16
Mean value g/l
1,477
1,955
1,94
1,833
1,741
1,754
Repeatability standard deviation (S r ) g/l
0,022
0,033
0,034
0,017
—
—
Repeatability relative standard deviation (RSD r ) (%)
1,5
1,7
1,8
0,9
—
—
Repeatability limit (r) g/l
0,062
0,093
0,096
0,047
—
—
Reproducibility standard deviation (S R ) g/l
0,034
0,045
0,063
0,037
0,058
0,042
Reproducibility relative standard deviation (RSD R ) (%)
2,3
2,3
3,2
2,0
3,3
2,4
Reproducibility limit (R) g/l
0,094
0,125
0,176
0,103
0,163
0,119
Sample types:
A pastis, blind duplicates
B pastis, blind duplicates
C pastis, blind duplicates
D pastis, blind duplicates
E pastis, single duplicates
F pastis, single duplicates
Other aniseed-flavoured spirit drinks:
Samples
G
H
I
J
Number of laboratories retained after eliminating outliers
16
14
14
14
Number of outliers (Laboratories)
—
2
1
1
Number of accepted results
32
28
28
28
Mean value g/l
0,778
0,530 (*)
1,742
0,351
0,599
Repeatability standard deviation (S r ) g/l
0,02
0,012
0,013
0,014
Repeatability relative standard deviation (RSD r ) (%)
3,1
0,7
3,8
2,3
Repeatability limit (r) g/l
0,056
0,033
0,038
0,038
Reproducibility standard deviation (S R ) g/l
0,031
0,029
0,021
0,03
Repeatability relative standard deviation (RSD R ) (%)
4,8
1,6
5,9
5,0
Reproducibility limit (R) g/l
0,088
0,08
0,058
0,084
Sample types:
G ouzo, split levels (*)
H anis, blind duplicates
I aniseed-flavoured liqueur, duplicates
J aniseed-flavoured liqueur, duplicates.

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Source: https://www.legislation.gov.uk/eur/2000/2870/annex/division/V/division/13 (the official version)
Page: https://openlegislation.uk/eu-regulation-2000-2870/annex/division-V/division-13
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.