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Division 9.1 Statistical results of the interlaboratory testF1F2

United Kingdom

Original text. Later amendments are not shown.

The following data were obtained from an international method performance study carried out to internationally agreed procedures ( 1 ) ( 2 ).

Year of interlaboratory test 2000
Number of laboratories 24
Number of samples 8

Table 1

Fructose, glucose, maltose

Analyte Fructose Glucose Maltose
Samples (× 2) Crème de Cassis Standard (50 g/l) Aniseed-flavoured spirit drink Crème de Cassis Standard (50 g/l) Aniseed-flavoured spirit drink Standard (10 g/l)
Mean value (g/l) 92,78 50,61 15,62 93,16 50,06 15,81 9,32
No of labs without outliers 21 22 21 23 19 21 22
Repeatability standard deviation, s r , (g/l) 2,34 2,12 0,43 3,47 1,01 0,48 0,54
Repeatability relative standard deviation, RSD r (%) 2,53 4,2 2,76 3,72 2,03 3,02 5,77

Repeatability limit, r (g/l)

(r = 2,8 × s r )

6,56 5,95 1,21 9,71 2,84 1,34 1,51
Reproducibility standard deviation, s R (g/l) 7,72 3,13 0,84 9,99 2,7 0,88 1,4
Reproducibility relative standard deviation, RSD R (%) 8,32 6,18 5,37 10,72 5,4 5,54 15,06

Reproducibility limit, R (g/l)

(R = 2,8 × sR)

21,62 8,76 2,35 27,97 7,57 2,45 3,93

Table 2

Sucrose

split level.

Analyte Sucrose
Samples Pastis Ouzo Cherry liqueur Crème de Menthe Crème de Cassis Standard (100 g/l)
Mean value (g/l) 10,83

29,2

19,7 f1

103,33 349,96 319,84 99,83
No of labs without outliers 19 19 20 18 18 18
Repeatability standard deviation, s r (g/l) 0,09 0,75 2,17 5,99 4,31 1,25
Repeatability relative standard deviation, RSD r (%) 0,81 3,07 2,1 1,71 1,35 1,25

Repeatability limit, r (g/l)

(r = 2,8 × s r )

0,25 2,1 6,07 16,76 12,06 3,49
Reproducibility standard deviation, s R (g/l) 0,79 0,92 4,18 9,94 16,11 4,63
Reproducibility relative standard deviation, RSD R (%) 7,31 3,76 4,05 2,84 5,04 4,64

Reproducibility limit, R (g/l)

(R = 2,8 × s R )

2,22 2,57 11,7 27,84 45,12 12,97

Table 3

Total Sugars

( Note: this data was calculated for total sugars, not invert sugar as defined in Section 8 above.)

split level.

Samples Pastis Ouzo Aniseed-flavoured spirit drink Cherry liqueur Crème de Menthe Crème de Cassis Standard (220 g/l)
Mean value (g/l) 10,86

29,2

19,7 f2

31,59 103,33 349,73 509,69 218,78
No of Labs without outliers 20 19 20 20 18 18 19
Repeatability standard deviation, s r (g/l) 0,13 0,75 0,77 2,17 5,89 5,59 2,71
Repeatability relative standard deviation, RSD r (%) 1,16 3,07 2,45 2,1 1,69 1,1 1,24

Repeatability limit, r (g/l)

(r = 2,8 × s r )

0,35 2,1 2,17 6,07 16,5 15,65 7,59
Reproducibility standard deviation s R (g/l) 0,79 0,92 1,51 4,18 9,98 14,81 8,53
Reproducibility relative standard deviation, RSD R (%) 7,25 3,76 4,79 4,04 2,85 2,91 3,9

Reproducibility limit R (g/l)

(R = 2,8 × s R )

2,21 2,57 4,24 11,7 27,94 41,48 23,89
  1. (1)Division (1)
  2. (2)Division (2)

Annotations

Textual amendments

F1

Inserted by Commission Regulation (EC) No 2091/2002 of 26 November 2002 amending Regulation (EC) No 2870/2000 laying down Community reference methods for the analysis of spirits drinks.

F2

Inserted by Commission Implementing Regulation (EU) 2016/635 of 22 April 2016 amending the Annex to Regulation (EC) No 2870/2000 as regards certain reference methods for the analysis of spirit drinks.

Footnotes

f1

split level.

f2

split level.