The Office of the Texas State Chemist (OTSC) –Texas A&M AgriLife Research announces year 4 of its global Aflatoxin Proficiency Testing (PT) and Control Program in maize. The OTSC is ISO/IEC 17025:2005 accredited for chemical testing, including aflatoxin using the ELISA and Flurometric Test Kits, HPLC, and UHPLC and fumonisin using LCMSMS, and ISO/IEC 17043:2010 and ISO 17034 accredited for conducting proficiency testing and producing reference material, respectively.

Eligible participants include grain milling and grain handling firms, feed manufacturing industry, government laboratories and educational institutions. The total number of participants is limited to 300 participants.


Program Objectives

  • Improve overall testing accuracy in participating laboratories
  • Facilitate lab adoption of a quality systems approach to accurately measure aflatoxin and other mycotoxins.
  • Deliver a global aflatoxin proficiency testing service including the production and sale of aflatoxin testing reference material
  • Compare individual laboratory performance with similar laboratories worldwide

2019 Proficiency Testing Announcement


2019 Important Due Dates

  • Round 1 samples Shipping Date: Mid-January, 2019
  • Round 1 results Due: March 25, 2019