AOAC Draft SMPR - PAC Quantitation
DRAFT AOAC SMPR 2016.XXX; Version 5; November 29, 2016 1 2 Method Name: Quantitation of proanthocyanidin content in cranberry fruit, 3 juice, beverage, dried cranberry, cranberry sauce, ingredients 4 (concentrates, extracts and powders) and dietary supplement 5 formulations. 8 9 1. Purpose: AOAC SMPRs describe the minimum recommended performance characteristics to be 10 used during the evaluation of a method. The evaluation may be an on-site verification, a single- 11 laboratory validation, or a multi-site collaborative study. SMPRs are written and adopted by AOAC 12 Stakeholder Panels composed of representatives from the industry, regulatory organizations, 13 contract laboratories, test kit manufacturers, and academic institutions. AOAC SMPRs are used by 14 AOAC Expert Review Panels in their evaluation of validation study data for method being considered 15 for Performance Tested Methods or AOAC Official Methods of Analysis , and can be used as 16 acceptance criteria for verification at user laboratories. 6 7 Intended Use : Reference method for cGMP compliance.
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2. Applicability :
The method will be able to quantify total proanthocyanidin content as the sum of all extractable oligomers (> DP2) and polymers present in cranberry ( Vaccinium macrocarpon ) fruit, juice, beverage, dried cranberry fruit, cranberry sauce, ingredients (concentrates, extracts, powders, and
presscake) or dietary supplements (Table 3).
3. Analytical Technique :
Any analytical technique(s) that measures the analytes of interest and meets the following method
performance requirements is/are acceptable.
4. Definitions :
A mixture of oligomeric and polymeric flavan-3-ols, primarily epicatechin and catechin, of the A and
A vitamin; a mineral; an herb or other botanical; an amino acid; a dietary substance for use by man to supplement the diet by increasing total dietary intake; or a concentrate, metabolite, constituent,
extract, or combination of any of the above dietary ingredients. 1
A product intended for ingestion that contains a "dietary ingredient" intended to add further nutritional value to (supplement) the diet. Dietary supplements may be found in many forms such as
tablets, capsules, softgels, gelcaps, liquids, or powders.
Limit of Quantitation (LOQ)
1 Federal Food Drug and Cosmetic Act §201(ff) [U.S.C. 321 (ff)
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