AOAC_SPDS_ERP_-_Set_3

AOAC SPDS ERP - Set 3 Review Form 2

Submission Date

2016-07-27 17:37:34

Name

Phil Koerner

E-mail

philk@phenomenex.com

Organization

Phenomenex

Title of Method

Determination of Catechins and Caffeine in Camillia sinensis Raw Materials, Extracts, and Dietary Supplements by HPLC-UV: Single-Laboratory Validation

AOAC Candidate Method Number (e.g. ALN-01)

TEA-02

Applicable SMPR

2015.014

Summary:

Determination of Catechins and Caffeine in Green Tea (Raw Materials, Extracts, and Dietary Supplements) by HPLC-UV on a phenyl column under gradient conditions with total run time of 13 minutes.

1. Does the applicability of the method support the applicability of the SMPR? If not, please explain what is missing. 2. Does the analytical technique(s) used in the method meet the SMPR? If not, please specify how it differs from what is stated in the SMPR. 3. Are the definitions specified in the SMPR used and applied appropriately in the method? If no, please indicate how the terms are used. 4. Does the method, as written, contain all appropriate precautions and warnings related to the method's reagents, components, instrumentation, or method steps that may be hazardous? If no, please suggest wording or option(s).

yes; all 7 catechins included, plus caffeine (2 other methyl xanthines (theobromine and theophylline) not included).

yes

yes

yes