2015.14 Vitamin B (July 2018)

2015.14 (JULY 2018) BVit-02 Total B_AOAC_2015.14_MLT_Final

FOR ERP USE ONLY DO NOT DISTRIBUTE

Table 6: Statistical Analysis of MLT Blind Duplicates for Riboflavin

Sample ID:

K16NTAV

E10NWZC

E10NWZC

410057652Z

410057652Z

410457651Z

Total number of laboratories Total number of replicates Overall mean of all data, µg/100g Repeatability standard deviation Reproducibility standard deviation

10 20

10 20

9

10 20

9

10 20

18

18

1.8253 0.0701 0.1303

1.3044 0.1328 0.1328

1.3139 0.0267 0.0939

1.5430 0.1318 0.1702

1.5317 0.0498 0.1504

0.9595 0.0490 0.0674

Repeatability RSD, % Reproducibility RSD, %

3.84 7.14 0.24

10.18 10.18

2.03 7.15 0.23

8.54

3.25 9.82 0.33

5.11 7.02 0.22

11.03

HORRAT value

0.33

0.37

Sample ID:

00729RF00

00729RF00

00730RF00

00730RF00

4052755861

4052755861

Total number of laboratories Total number of replicates Overall mean of all data, µg/100g Repeatability standard deviation Reproducibility standard deviation

10 20

9

10 20

8

10 20

9

18

16

18

0.4651 0.0588 0.0838

0.4846 0.0291 0.0458

0.4663 0.4691 0.4691 100.59 100.59

0.3754 0.0131 0.0198

1.2210 0.0940 0.1297

1.2452 0.0542 0.0943

Repeatability RSD, % Reproducibility RSD, %

12.65 18.01

6.01 9.45 0.26

3.50 5.27 0.14

7.70

4.35 7.57 0.24

10.62

HORRAT value

0.50

2.80

0.34

Sample ID:

4044755861

4044755861

EV4H2R

EV4H2R

EV4H2Q

CLC10-B

Total number of laboratories Total number of replicates Overall mean of all data, µg/100g Repeatability standard deviation Reproducibility standard deviation

10 20

8

10 20

9

10 20

10 20

16

18

1.5331 0.1798 0.4370

1.6498 0.0458 0.0910

0.0911 0.0215 0.0215

0.0940 0.0081 0.0131

0.0439 0.0050 0.0086

2.1541 0.1631 0.1631

Repeatability RSD, % Reproducibility RSD, %

11.73 28.50

2.78 5.52 0.19

23.58 23.58

8.67

11.47 19.55

7.57 7.57 0.27

13.94

HORRAT value

0.95

0.51

0.31

0.38

Sample ID:

00866RF00

00866RF00

00859RF00

00795RF00

00795RF00

50350017W1

Total number of laboratories Total number of replicates Overall mean of all data, µg/100g Repeatability standard deviation Reproducibility standard deviation

10 20

9

10 20

10 20

8

10 20

18

16

3.2606 0.0881 0.4751

3.4014 0.0515 0.1664

1.9150 0.1065 0.1628

0.8431 0.0685 0.1926

0.9181 0.0319 0.0397

1.2417 0.0363 0.0928

Repeatability RSD, % Reproducibility RSD, %

2.70

1.51 4.89 0.18

5.56 8.50 0.29

8.13

3.48 4.33 0.13

2.92 7.48 0.24

14.57

22.85

HORRAT value

0.54

0.70

In Red are statistics after flagged results were removed