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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /3251, Basic Chemical Manufacturing

    NAICS Demand Lane

    Basic Chemical Manufacturing, Contract Opportunities

    3,226 total opportunities (3,226 active) tied to NAICS 3251 across federal, state, local, and forecast sources.
    NAICS 3251Cross-source coveragePreviewing 10 opportunities
    View NAICS definition →
    Total Opportunities
    3.2K
    Across all indexed sources
    Active Estimate
    3.2K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest opportunities

    Previewing the latest 10 opportunities for NAICS 3251.

    DEPT OF DEFENSE

    PROPYLENE GLYCOL AT OSAN AB

    Active

    AI Summary

    The Department of Defense is seeking proposals for the supply of propylene glycol at Osan Air Base. This acquisition will follow a streamlined process under the Revolutionary Federal Acquisition Regulation Overhaul concept, aiming for innovative solutions and compliance with regulations. Interested bidders should prepa…

    AP

    Posted Aug 25, 2026Due Sep 8, 2026Combined Synopsis/SolicitationNAICS 325110Sol: W90VN626QA922
    View details→

    DEPT OF DEFENSE

    124TH LIQUID NITROGEN GENERATOR

    Active

    AI Summary

    The Department of Defense is seeking proposals for a liquid nitrogen generator as outlined in the attached Salient Characteristics. This opportunity is classified under NAICS code 325120 and is not subject to Simplified Acquisition Procedures. Interested bidders should prepare their submissions accordingly.

    ID

    Posted Aug 24, 2026Due Aug 28, 2026Combined Synopsis/SolicitationNAICS 325120Total Small Business Set-Aside (FAR 19.5)Sol: W50S7326QA002
    View details→

    ENVIRONMENTAL PROTECTION AGENCY

    68--RFI FOR LABORATORY GASES

    Active

    AI Summary

    The Environmental Protection Agency is seeking information regarding laboratory gases. This opportunity is categorized as a Sources Sought notice, and it is primarily focused on the supply of products related to laboratory gases. Interested parties should review the details and attachments for further information.

    KS

    Posted Aug 24, 2026Due Sep 4, 2026Sources SoughtNAICS 325120Sol: 68HE0726R0035
    View details→

    DEPT OF DEFENSE

    NAVFAC PWD CHEMICAL IDIQ - SIGONELLA

    Active

    AI Summary

    This opportunity is a request for quotation (RFQ) for the provision of chemicals and incidental services for water and wastewater treatment plants at NAVFAC Sigonella. The solicitation number is N6817126QS006, and it is not set-aside for small businesses. Interested parties should refer to the attached Statement of Wor…

    AE

    Posted Aug 24, 2026Due Sep 14, 2026Combined Synopsis/SolicitationNAICS 325180Sol: N6817126QS006
    View details→

    DEPT OF DEFENSE

    68--CALIBRATING GAS MIXTUR

    Active

    AI Summary

    The Department of Defense is seeking quotes for 150 units of calibrating gas mixtures under NSN 6830016423624. This opportunity is set aside for SDVOSBC and is available as an RFQ. Quotes must be submitted electronically, and hard copies will not be provided. Specifications and drawings are not available.

    PA

    Posted Aug 23, 2026Due Aug 26, 2026Combined Synopsis/SolicitationNAICS 325120Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: SPE2DP26T4718
    View details→

    DEPARTMENT OF THE INTERIOR

    ACID VIALS

    Active

    AI Summary

    The Department of the Interior's US Geological Survey is seeking to establish a Blanket Purchase Agreement for acid vials containing pre-filled acid solutions for water sampling and testing. The BPA will be effective from September 16, 2026, to September 15, 2028, with a maximum order limit of $350,000. Vendors must be…

    CO

    Posted Aug 21, 2026Due Sep 4, 2026SolicitationNAICS 325199Sol: 140G0226Q0079
    View details→

    DEPT OF DEFENSE

    WEEKLY DELIVERY OF 400 LBS. OF 5/8" DRY ICE PELLETS, 55TH MEDICAL GROUP (MDG) LABORATORY AT DAVIS-MONTHAN AIR FORCE BASE (AFB), AZ

    Active

    AI Summary

    This opportunity involves the weekly delivery of 400 lbs. of 5/8" dry ice pellets to the 355 MDG Laboratory at Davis-Monthan AFB for a total of 20,800 lbs. per year. Deliveries are scheduled every Tuesday for 52 weeks. Interested bidders should note the set-aside for SBA.

    VA

    Posted Aug 21, 2026Due Sep 1, 2026Combined Synopsis/SolicitationNAICS 325120Total Small Business Set-Aside (FAR 19.5)Sol: HT941026Q2072
    View details→

    DEPT OF DEFENSE

    FY27 SERE PROPANE

    Active

    AI Summary

    The Department of Defense, specifically the Air Force, is seeking a contractor to provide and deliver propane, not to exceed 22,000 gallons, as per the Statement of Work. Billing will only occur for quantities delivered. This opportunity is a combined synopsis/solicitation and does not fall under FAR Part 13.

    WA

    Posted Aug 21, 2026Due Aug 31, 2026Combined Synopsis/SolicitationNAICS 325120Total Small Business Set-Aside (FAR 19.5)Sol: FA462026QA251
    View details→

    DEPARTMENT OF COMMERCE

    68--UNRESTRICTED PURCHASE AND DELIVERY OF HYDROGEN GAS

    Active

    AI Summary

    The Department of Commerce is soliciting quotations for the purchase and delivery of hydrogen gas to the National Weather Service in Jackson, MS. This RFQ is for commercial products and includes a base year and four option years. A single firm fixed-price purchase order will be awarded based on low price and technical …

    WA

    Posted Aug 21, 2026Due Aug 28, 2026SolicitationNAICS 325120Sol: 1305M326Q0439
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    1,500-GALLON LIQUID NITROGEN TANK AND VAPORIZER LEASE + LIQUID NITROGEN REFILL AGREEMENT

    Archived

    AI Summary

    The Department of Health and Human Services is canceling the Request for Quote (RFQ) for a 1,500-gallon liquid nitrogen tank and vaporizer lease, along with a liquid nitrogen refill agreement. This cancellation is due to a realignment of agency missions, and the supplies are no longer required. Vendors will not be reim…

    MD

    Posted Aug 21, 2026Due Aug 21, 2026Combined Synopsis/SolicitationNAICS 325120Sol: 75F40126Q133840
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    2,625
    sled
    590
    forecast
    11

    Related NAICS Codes

    • 321, Wood Product Manufacturing→
    • 3211, Sawmills and Wood Preservation→
    • 32111, Sawmills and Wood Preservation→
    • 321113, Sawmills →
    • 321114, Wood Preservation →
    • 3212, Veneer, Plywood, and Engineered Wood Product Manufacturing→
    • 32121, Veneer, Plywood, and Engineered Wood Product Manufacturing→
    • 321211, Hardwood Veneer and Plywood Manufacturing →
    • 321212, Softwood Veneer and Plywood Manufacturing →
    • 321215, Engineered Wood Member Manufacturing →

    Explore

    • 3251 Definition→
    • Browse NAICS Codes→
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    • AI Contract Categories→
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    About NAICS 3251

    Basic Chemical Manufacturing involves the production of chemicals through the transformation of raw materials such as petroleum and natural gas. This industry produces fundamental chemicals used as inputs for various other manufacturing processes.

    Read the full NAICS definition →