The Department of Agriculture, specifically the Animal and Plant Health Inspection Service (APHIS), is seeking qualified contractors to conduct Good Laboratory Practice (GLP) product chemistry studies for a pesticide end-use product known as “Spinosad Fruit Fly Bait.” The objective of this procurement is to complete a series of studies in compliance with the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and U.S. EPA guidelines, which include assessments of storage stability, corrosion characteristics, and other chemical properties. These studies are critical for ensuring the safety and efficacy of pesticide products prior to federal registration. Interested contractors should note that proposals must be submitted in accordance with the specified guidelines, with key deliverables including study protocols due within two months and final reports within six months post-award. For further inquiries, potential bidders can contact Latisha Hollman at latisha.a.hollman@usda.gov.