2015.14 Vitamin B (July 2018)

2015.14 (JULY 2018) BVit-02 AOAC_Niacin_Tot_MLT- AOAC_BlindDup_410057652Z

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

0.8898 Largest within variance 7.5300 Largest average lab result 5.9680 Smallest average lab result 6.6083 Grand average of all lab averages

0.32341 S(2H)

7.5300 Max Val(1) 7.1246 Max Val(2) 5.9680 Min Val(1) 6.1503 Min Val(2) 0.3459 S(HL) 7.5300 Max Val 5.9680 Min Val 0.4369 S(2L)

0.48383 s

0.38125 S(h) 0.45434 S(l)

7.53

5.968

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 12.8297 6.4149 41.1503 2 11.9360 5.9680 35.6170 2 15.0600 7.5300 56.7009 2 12.8320 6.4160 41.1651 2 12.8600 6.4300 41.3449 2 12.6090 6.3045 39.7467 2 14.0025 7.0012 49.0175 2 12.3006 6.1503 37.8264 2 13.4861 6.7430 45.4686 2 14.2492 7.1246 50.7597

82.3990 72.1238 113.4610 82.3301 82.6899 79.4994 98.0398 75.6693 90.9695 101.7232

82.3006 71.2340 113.4018 82.3301 82.6898 79.4934 98.0349 75.6527 90.9371 101.5193

0.0984 0.0984 0.8898 0.8898 0.0592 0.0592 0.0000 0.0000 0.0001 0.0001 0.0059 0.0059 0.0049 0.0049 0.0166 0.0166 0.0324 0.0324 0.2039 0.2039

0.0984 Lab 1 0.8898 Lab 2 0.0592 Lab 3 0.0000 Lab 4 0.0001 Lab 5 0.0059 Lab 6 0.0049 Lab 7 0.0166 Lab 8 0.0324 Lab 9 0.2039 Lab 10

6.4149 Lab 1 5.9680 Lab 2 7.5300 Lab 3 6.4160 Lab 4 6.4300 Lab 5 6.3045 Lab 6 7.0012 Lab 7 6.1503 Lab 8 6.7430 Lab 9 7.1246 Lab 10

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

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