OMB Meeting Book_9-11-14

COMMENT PARAMETERS 

USER COMMENTS 

AOAC OMA 

2011.11 

Method Name/Manuscript Title 

Vitamin D in Infant Formula and Adult Nutritionals by UHPLC and  Tandem Mass Spectrometry 

Manuscript Reference  In your experience using the method, does  the method perform according to the  method’s applicability as written?  In your experience with the method, is there  any safety concerns identified while using or  regarding use of the method?  Do you have any information that supports  regarding the reproducibility of the method  as written:  If so, please specify and submit  information?  Please attach any documentation to support  your feedback, if available.    Based on your experience with the method,  are there any recommended changes to the  AOAC First Action Method as written? 

Yes 

NO 

Less than 3% CV. 

Separate internal standards are recommended.