Look for hands-on experience formulating your specific AI class, knowledge of EPA-approved inerts under 40 CFR 180, and a track record running stability studies and building Confidential Statements of Formula. They should also coordinate product chemistry data packages. On AJ Cosmo Labs you can review a chemist's stated specialties and exchange sample documents to confirm fit before you sign anything.
Read the full guide on how to find a pesticide formulation chemist →