AOAC SPIFAN Stakeholder Panel Meeting Book (March 12, 2020)

• Survey questions:

• Is the method still fit for purpose? • Does the method meet the current SMPR for the associated nutrient? • Does the method meet the current SMPR for the associated nutrient? • Is the method required to meet the SMPR to be useful? • Please explain why the method should or should not be required to meet the SMPR. • Is there any general performance feedback you can share about the method? • Is there any data supporting the general feedback on the method's performance? • Is the method still in use and/or still has utility? • Are there any technical defects or issues that affect proper use of the method? • Are there any safety issues in running the method that are not already specified in the method? • Is the primary technique still a practical approach for this type of analysis? • Is the Apparatus section of the method still viable, pertinent and available? • Are all reagents, columns, and consumables listed in the method still available? • Has an interlaboratory study been completed and/or published for the method? • Is there supporting SLV data published that characterizes the analytical range, LOQ, linearity, accuracy, and repeatability of the method? • Has there been any validation study of the method with AOAC SPIFAN materials? • Are the reference materials and type of testing materials with which the method was validated still available and relevant? • Indicate how the method compares with other methods for the same analyte- matrix combination. • Overall Conclusion or Recommendation for the method. Or, Additional Comments providing any additional information that should be known about the method?

Working Group Chair Surveys

All methods for nutrients in OMA Chapter 50 were evaluated - Folic acid, inositol, vitamins A, D, E, B12

• 17 methods reviewed

• across all methods for Folic acid, inositol, vitamins A, D, E, B12 in Chapter 50 in OMA

Method Responses

• Still receiving and collating responses

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