Register for the Program

You can register for the program at any time and we will send you a sample for the next round of the PT program.

Why should you participate?
Today's analytical laboratories compete in a truly global marketplace. To succeed, an analytical laboratory must maintain the highest possible standard of accuracy and reliability. Participation in a PT program can improve overall testing accuracy in your laboratory.

Who should register?
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.

How to register?
To register for the PT program, please complete our registration form. Once you have typed in the requested registration information, click the “Submit” button at the end to submit the form. Once we receive your registration, we will send you an invoice and a link to our payment portal.

What is the cost for participation in the program?
Our standard fees are as follows:

Analytes in Maize Frequency Fees + Shipping Costs**
Aflatoxin 1 Round: Mid-February $50 + Shipping Costs
Aflatoxin 2 Rounds: mid-February, mid-August $100 + Shipping Costs
Aflatoxin 4 Rounds : mid-February, mid-May, mid-August, mid-November $200 + Shipping Costs
Aflatoxin and Fumonisin 2 Rounds: mid-February, mid-August $200 + Shipping Costs
Aflatoxin and DON 2 Rounds: mid-February, mid-August $200 + Shipping Costs
Aflatoxin, Fumonisin and DON 2 Rounds: mid-February, mid-August $300 + Shipping Costs
Aflatoxin, Fumonisin and DON 4 Rounds: mid-February, mid-May , mid-August, mid-November (only Aflatoxin for November & May) $400 + Shipping Costs

** Shipping Costs depends on the laboratory’s location.


2026 Program Dates


Round 1 (Aflatoxin, Fumonisin & Don)
  • Samples mailed: February 16, 2026
  • Results Due: April 21, 2026
  • Reports Due: May 4, 2026

Round 2 (Aflatoxin)
  • Samples mailed: May 19, 2026
  • Results Due : July 20, 2026
  • Reports Due: August 3, 2026

Round 3 (Aflatoxin, Fumonisin & Don)
  • Samples mailed: August 17, 2026
  • Results Due: October 19, 2026
  • Reports Due: November 2, 2026

Round 4 (Aflatoxin)
  • Samples mailed: November 16, 2026
  • Results Due: January 18, 2027
  • Reports Due: February 1, 2027