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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

    3,278 total opportunities (3,278 active) tied to NAICS 3251 across federal, state, local, and forecast sources.
    NAICS 3251Cross-source coveragePreviewing 10 opportunities
    View NAICS definition →
    Total Opportunities
    3.3K
    Across all indexed sources
    Active Estimate
    3.3K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest opportunities

    Previewing the latest 10 opportunities for NAICS 3251.

    DEPARTMENT OF COMMERCE

    STABLE ISOTOPES FOR BIOLOGICS

    Active

    AI Summary

    The Department of Commerce, National Institute of Standards and Technology, is soliciting proposals for stable isotopes for biologics. This opportunity encompasses both products and services related to scientific research. Interested bidders should refer to the attached documents for detailed requirements.

    MD

    Posted Sep 12, 2026Due Sep 17, 2026SolicitationNAICS 325199Sol: 1333QNB640598
    View details→

    DEPARTMENT OF AGRICULTURE

    LAB GASES - RFQ

    Active

    AI Summary

    The Department of Agriculture is seeking quotations for a lab gases requirements contract with five one-year ordering periods. This RFQ is unrestricted and follows the RFO FAR Part 12 format. Interested vendors must submit quotes by the specified deadline and may attend a scheduled site visit to understand the delivery…

    MD

    Posted Sep 11, 2026Due Sep 15, 2026Combined Synopsis/SolicitationNAICS 325120Sol: 1232SA26Q1051
    View details→

    DEPT OF DEFENSE

    NITROGEN COMPRESSOR

    Active

    AI Summary

    The Department of Defense is soliciting quotes for one Bauer SNG III-3 Nitrogen generator with specific performance and design requirements. Quotes will be evaluated based on price, technical capability, delivery, and past performance. Interested parties should contact SSgt Demontae Frink for inquiries.

    NC

    Posted Sep 10, 2026Due Sep 14, 2026SolicitationNAICS 325120Total Small Business Set-Aside (FAR 19.5)Sol: FA480926Q0090
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    BULK LIQUID NITROGEN AND CARBON DIOXIDE REFILL SERVICES FOR THE NATIONAL CANCER INSTITUTE (NCI)

    Active

    AI Summary

    The National Cancer Institute seeks uninterrupted refill and delivery services for bulk liquid nitrogen and carbon dioxide to support laboratory operations. The incumbent provider, Roberts Oxygen, is the only source capable of meeting these needs without disruption. Interested parties must submit capability statements …

    MD

    Posted Sep 10, 2026Due Sep 19, 2026Combined Synopsis/SolicitationNAICS 325120Sol: NOI-PCA-NCI-26-10776
    View details→

    DEPARTMENT OF COMMERCE

    Request for Information/Sources Sought Notice for Providers/Suppliers of Liquid Nitrogen and Related Services

    Active

    AI Summary

    The Department of Commerce's National Institute of Standards and Technology is seeking information from providers and suppliers of liquid nitrogen and related services. This Sources Sought Notice aims to gather insights and capabilities from potential vendors. Interested parties should refer to the attached Request for…

    MD

    Posted Sep 10, 2026Due Sep 24, 2026Sources SoughtNAICS 325120No Set aside usedSol: NIST-SS26-179
    View details→

    DEPT OF DEFENSE

    PROPANE DELIVERY AND TANK RENTAL FOR HOWARD HANSON DAM AND MUD MOUNTAIN DAM IN WASHINGTON STATE

    Active

    AI Summary

    This opportunity involves a non-personal services contract for propane delivery and tank rental at Howard Hanson Dam and Mud Mountain Dam in Washington State. The contract includes one base year and four option years. Interested bidders should refer to the attached solicitation for further details.

    WA

    Posted Sep 9, 2026Due Sep 17, 2026Combined Synopsis/SolicitationNAICS 325120Total Small Business Set-Aside (FAR 19.5)Sol: W912DW26QA073
    View details→

    DEPARTMENT OF ENERGY

    PURIFIED HELIUM GAS - BULK

    Active

    AI Summary

    The Department of Energy is soliciting proposals for the supply of bulk purified helium gas. Vendors are required to provide all necessary labor, materials, and delivery in accordance with the specified requirements. This opportunity will be awarded as a firm fixed price subcontract based on the evaluation factors outl…

    VA

    Posted Sep 9, 2026Due Oct 1, 2026SolicitationNAICS 325120Sol: SURATech-26-R456384
    View details→

    DEPARTMENT OF THE INTERIOR

    68--GAS

    Active

    AI Summary

    The Department of the Interior, US Geological Survey, is soliciting for compressed gas products. This opportunity is categorized under NAICS code 325120, focusing on industrial gases. Interested vendors should prepare to submit their quotes accordingly.

    CO

    Posted Sep 9, 2026Due Sep 21, 2026SolicitationNAICS 325120Sol: 140G0226Q0111
    View details→

    DEPARTMENT OF THE INTERIOR

    ACID VIALS

    Active

    AI Summary

    The Department of the Interior, US Geological Survey, is soliciting a Blanket Purchase Agreement for acid vials containing pre-filled acid solutions for water sampling and testing. The BPA will support the National Water Quality Laboratory's activities from September 21, 2026, to September 20, 2028, with a maximum orde…

    CO

    Posted Sep 9, 2026Due Sep 17, 2026SolicitationNAICS 325199Sol: 140G0226Q0178
    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 documents for de…

    AE

    Posted Sep 9, 2026Due Sep 14, 2026Combined Synopsis/SolicitationNAICS 325180Sol: N6817126QS006
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    2,648
    sled
    618
    forecast
    12

    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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    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 →