2015.14 Vitamin B (July 2018)

2015.14 (JULY 2018) BVit-02 AOAC_Niacin_Tot_MLT- AOAC_BlindDup_00859RF00

FOR ERP USE ONLY DO NOT DISTRIBUTE

AOAC International Interlaboratory Study Workbook

Version:

2.1

Blind (Unpaired) Replicates Calculations Sheet

AOAC 2015.14 Simultaneous Determination of Total Vitamins B1, B2, B3, and B6 in Infant Formula and Related Nutritiona

Summary Statistics

3.7247 Largest within variance 16.9095 Largest average lab result 13.4700 Smallest average lab result 14.8004 Grand average of all lab averages

0.53852 S(2H)

16.9095 Max Val(1) 15.8970 Max Val(2) 13.4700 Min Val(1) 13.9860 Min Val(2) 0.6177 S(HL) 16.9095 Max Val 13.4700 Min Val 0.9225 S(2L)

0.99807 s

0.70912 S(h) 0.93533 S(l)

16.9095

13.47

10 # Laboratories

Average Lab Result^2

Average Lab Result^2 Results^2

Average Lab Result

Sum of Lab Results

# Lab Replicates given

Sum of Results^2/#Reps DEVN of Sq

Variance within DEVN of Sq

Lab

1 2 3 4 5 6 7 8 9

2 29.8210 14.9105 222.3230 2 28.7421 14.3711 206.5271 2 33.8190 16.9095 285.9312 2 28.6590 14.3295 205.3346 2 26.9400 13.4700 181.4409 2 27.9720 13.9860 195.6082 2 30.4547 15.2273 231.8716 2 29.1770 14.5885 212.8249 2 28.6292 14.3146 204.9083 2 31.7940 15.8970 252.7139

444.7163 413.1060 572.1945 410.6724 362.8900 391.2166 463.7436 425.6563 409.8166 509.1526

444.6460 413.0542 571.8624 410.6691 362.8818 391.2164 463.7432 425.6498 409.8165 505.4279

0.0703 0.0703 0.0519 0.0519 0.3321 0.3321 0.0033 0.0033 0.0082 0.0082 0.0002 0.0002 0.0005 0.0005 0.0065 0.0065 0.0001 0.0001 3.7247 3.7247

0.0703 Lab 1 0.0519 Lab 2 0.3321 Lab 3 0.0033 Lab 4 0.0082 Lab 5 0.0002 Lab 6 0.0005 Lab 7 0.0065 Lab 8 0.0001 Lab 9

14.9105 Lab 1 14.3711 Lab 2 16.9095 Lab 3 14.3295 Lab 4 13.4700 Lab 5 13.9860 Lab 6 15.2273 Lab 7 14.5885 Lab 8 14.3146 Lab 9

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49

3.7247 Lab 10 15.8970 Lab 10

Lab 11 Lab 12 Lab 13 Lab 14 Lab 15 Lab 16 Lab 17 Lab 18 Lab 19 Lab 20 Lab 21 Lab 22 Lab 23 Lab 24 Lab 25 Lab 26 Lab 27 Lab 28 Lab 29 Lab 30 Lab 31 Lab 32 Lab 33 Lab 34 Lab 35 Lab 36 Lab 37 Lab 38 Lab 39 Lab 40 Lab 41 Lab 42 Lab 43 Lab 44 Lab 45 Lab 46 Lab 47 Lab 48 Lab 49

Lab 11 Lab 12 Lab 13 Lab 14 Lab 15 Lab 16 Lab 17 Lab 18 Lab 19 Lab 20 Lab 21 Lab 22 Lab 23 Lab 24 Lab 25 Lab 26 Lab 27 Lab 28 Lab 29 Lab 30 Lab 31 Lab 32 Lab 33 Lab 34 Lab 35 Lab 36 Lab 37 Lab 38 Lab 39 Lab 40 Lab 41 Lab 42 Lab 43 Lab 44 Lab 45 Lab 46 Lab 47 Lab 48 Lab 49