AOAC SPIFAN Nutrients ERP-Final Review (Jan. 2019)

Chol-08/Carn-07 (February 2016) FOR ERP USE ONLY DO NOT DISTRIBUTE

Table 6. Free Choline Ion Ratios Between Sample and Standard

Transition 1 (104.2/60) Peak Area

Transition 2 (104.2/60) Peak Area

Transition 1 (104.2/60) Peak Area

Transition 2 (104.2/60) Peak Area

% Deviation from STD Ion Ratio

Ion Ratio 7.20 5.42 6.36 6.32 6.46 6.42 6.36

Ion Ratio 6.42 6.43 6.41 6.44 6.32 6.38 6.52 6.50 6.43 6.28 6.48 6.32

Sample

Description

STD

0.9 1.1 0.7 1.3 0.6 0.2 2.4 2.1 1.1 1.3 1.8 0.7

W1 W2 W3 W4 W5 W6

7622

1059 2199

1849a

SRM

1044378

162704

11913

11750017V3 1172572116 117257651Z 00394RF00 00412RF00 00403RF00 D04HTCVV

AN Powder Milk Protein Based

49925

7760

295663 986535 1686704 2000288

46493

IF Hydrolyzed Milk Based IF Hydrolyzed Soy Based AN Powder Low Fat Child Formula Powder IF Elemental Powder IF Powder Milk Based IF Powder Soy Based IF RTF Milk Based AN RTF High Protein

1440182 1493736 1420578 567377 932181 1361574 1467031 1391637 1033419 1042884

224693 231769 224643 143068 209615 228184 221650 159576 165002 88993

156119 261126 311523

Mean

E29JVLV

Control

00414RF00 00406RF00

AN RTF High Fat

AN=Adult nutritional IF=Infant formula RTF=Ready to feed SRM=Standard reference material STD=Standard