6. AOACSPIFANMethods-2018Awards

142

1664 Butler-Thompson et al.: J ournal of AOAC I nternational V ol. 98, N o. 6, 2015

0.0020

0.0015

0.0010

AU

0.0005

vitamin B12 - 26.237

21.930

24.563

0.0000

-0.0005

6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26.00 28.00

4.00

2.00

Minutes

Figure 1. Chromatogram of blind duplicate labeled as LHTK069 (adult nutritional RTF high protein).

0.0020

0.0015

0.0010

AU

0.0005

21.931

24.608

vitamin B12 - 26.350

0.0000

-0.0005

6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26.00 28.00

4.00

2.00

Minutes

Figure 2. Chromatogram of blind duplicate labeled as LKAU043 (adult nutritional RTF high protein).

0.0020

0.0015

0.0010

AU

0.0005

vitamin B12 - 26.418

0.0000

22.281

24.661

-0.0005

6.00 8.00 10.00 12.00 14.00 16.00 18.00 20.00 22.00 24.00 26.00 28.00

4.00

2.00

Minutes

Figure 3. Chromatogram of blind duplicate labeled as VFJL09 (adult nutritional RTF high fat).