The Department of Defense, specifically the Department of the Army, is seeking suppliers for Ammonium Perchlorate (AP), a critical chemical used in PBX explosives, with a minimum purity of 98.0% and specific granulation requirements. The procurement aims to secure a guaranteed minimum of 36,000 pounds of virgin Ammonium Perchlorate, packaged in 500-pound containers, with deliveries commencing on July 1, 2025, and continuing on a weekly basis. This material is essential for military applications, and suppliers must adhere to stringent specifications outlined in MIL-DTL-32103 and WS 18485A, including providing a certificate of analysis and other documentation with each delivery. Interested parties should contact Adam Burgmeier at adam.c.burgmeier.civ@army.mil or Elvia Jaggers at elvia.jaggers.civ@army.mil for further details, noting that this is a presolicitation notice and not a request for proposals.