Di-N-Butyl Sebacate (DBS) - Solicitation

The Naval Surface Warfare Center, Indian Head Division seeks procurement of Di-N-Butyl Sebacate (DBS) under a firm fixed-price IDIQ contract, with proposals due August 17, 2026, following Amendment 0001 issued August 6. The procurement is a women-owned small business (WOSB) set-aside with mandatory 5 percent small business subcontracting goals.

Place of performance is Indian Head, Maryland. The government intends to procure 171,458 kilograms of DBS over a five-year ordering period (estimated award March 2027 through March 2032). DBS must be delivered in 275-gallon poly-totes (953 kilograms per tote) with a minimum lot size of five totes, FOB Destination, with a standard four-week lead time. Chemical and physical properties must meet Military Specification MIL-DTL-82669B(OS), including minimum purity of 98.5 percent by weight. Material manufactured in China will not be accepted. Offerors must hold ISO 9001:2015 certification and be certified in SAM at solicitation close. Technical proposals must address manufacturing capability, raw material sourcing with country-of-origin documentation, quality assurance procedures, equipment cleaning and changeover processes, and maximum annual manufacturing capacity. Samples (two 1-quart or 1-liter bottles produced at manufacturing scale) must be shipped with proof of shipment prior to closing, with receipt permitted up to one week after. All proposals must include Technical (15-page limit), Past Performance, Price, and Small Business Subcontracting Plan volumes (the latter required only from non-small businesses). Award will be based on best value using technical approach, quality assurance, past performance, and price evaluation factors. The NAICS code is 325199 (All Other Basic Organic Chemical Manufacturing) with a size standard of 1,250 employees.