Contact Us


Tim Herrman
Professor, State Chemist and Director
(001) 979-845-1121
tjh@otsc.tamu.edu

Prabha Vasudevan
PT Program Registration/Payments
apteca@otsc.tamu.edu

PT and Control in Africa
Anne Muiruri
Analytical Chemist, Primary Contact
(+254) 0723-799-761
mawmuiruri@gmail.com

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