AOAC SPIFAN Nutrients ERP-Final Review (Dec. 2018)
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
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