AOAC ERP Fertilizers - December 2017

AOAC RESEARCH INSTITUTE Expert Review Panel Chair Report for Fertilizers Page 5 of 5

MEETING MINUTES

I.

Welcome and Introductions The Expert Review Panel Chair, William Hall, welcomed Expert Review Panel members, initiated introductions, and discussed with the panel the goal of the meeting.

II. Review of AOAC Volunteer Policies & Expert Review Panel Process Overview and Guidelines

Deborah McKenzie presented a brief overview of AOAC Volunteer Policies, Volunteer Acceptance Agreement and Expert Review Panel Policies and Procedures which included Volunteer Conflicts of Interest, Policy on the Use of the Association, Name, Initials, Identifying Insignia, Letterhead, and Business Cards, Antitrust Policy Statement and Guidelines, and the Volunteer Acceptance Form (VAF). All members of the ERP were required to submit and sign the Volunteer Acceptance Form. In addition, she also presented an overview of the ERP process including meeting logistics, consensus, First Action to Final Action requirements, and documentation. Review of Methods All ERP members presented a review and discussed the proposed collaborative study manuscript for OMAMAN-28: Simultaneous Determination of Arsenic, Cadmium, Calcium, Chromium, Cobalt, Copper, Iron, Lead, Magnesium, Manganeses, Molybdenum, Nickel, Selenium, and Zinc in Fertilizers by Microwave Acid Digestion and Inductively Coupled Plasma-Optical Emission Spectrometry Detection: Single Laboratory Validation. The method author Sharon Webb of the University of Kentucky, Division of Regulatory Services was not present to address the questions and comments of the ERP members. A summary of comments were provided to the ERP members and the method author. 1 By consensus, the ERP presented the following motions for OMAMAN-28. MOTION: Motion by Phillips; Second by Provance-Bowley, to move to table to discussion for OMAMAN-28 until the method author responds to the ERP comments. Consensus demonstrated by: (Unanimous) in favor, 0 opposed, and 0 abstentions. Motion Passed. All ERP members presented a review and discussed the proposed collaborative study manuscript for OMAMAN-24: Determination of Total Sulfur in Fertilizers by High Temperature Combustion. The method author Calum McCusker of Elementar Americas was present and able to address questions and concerns of the ERP members. A summary of comments were provided to the ERP members and the method author. 2 By consensus, the ERP presented the following motions for OMAMAN-24. MOTION: Motion by Phillips; Second by Wegner, to move OMAMAN-24 to AOAC First Action Official Methods status. Consensus demonstrated by: (Unanimous) in favor, 0 opposed, and 0 abstentions. Motion Passed. MOTION: Motion by Phillips; Second by Nagarajan, to review method to accommodate sample preparation, instrument conditions, safety, and robustness, and to allow for other instrument manufacturers. Consensus demonstrated by: (Unanimous) in favor, 0 opposed, and 0 abstentions. Motion Passed. Motion by Phillips; Second by Wegner, to withdraw previous motion. Consensus demonstrated by: (Unanimous) in favor, 0 opposed, and 0 abstentions. Motion Withdrawn.

III.

1 Attachment 1: Summary of Expert Reviewer Comments for OMAMAN-28 2 Attachment 2: Summary of Expert Reviewer Comments for OMAMAN-24