How to bid on Salmonella Serotyping Assay Kits for the Department of Agriculture

What the agency is buying

The Department of Agriculture (USDA) needs xMAP Salmonella Serotyping Assay kits, specifically Luminex Corporation Catalog #AGSSA4502. These kits are used with the Luminex Serotyping System and Luminex 200 instrument for Salmonella serotyping. The agency states that Luminex Corporation is the only source for these specific reagents due to their unique compatibility with the Luminex 200 instrument and xMAP technology.

This is an opportunity for vendors who can supply this specialized laboratory equipment. The Product Service Code (PSC) is 6640 Laboratory Equipment and Supplies, and the North American Industry Classification System (NAICS) Code is 334516 Analytical Laboratory Instrument Manufacturing.

Key dates and deadlines

This presolicitation notice was published on August 05, 2026. Responses must be submitted by August 17, 2026, at 6:00 PM ET. The anticipated award date for the contract is October 12, 2026.

Who this opportunity suits

This opportunity is primarily suited for suppliers of specialized analytical laboratory instruments and related consumables. Given the agency's statement that Luminex Corporation is the intended sole source due to unique product compatibility, this RFI is particularly relevant for Luminex Corporation or authorized distributors of their specific xMAP Salmonella Serotyping Assay kits (Catalog #AGSSA4502).

Any responsible source may submit a response for consideration by the agency.

How to respond

To respond to this presolicitation notice, you must email your response to Stephen Tees at [email protected]. Ensure your submission is sent no later than the response date of August 17, 2026, at 6:00 PM ET. The agency will not accept telephonic inquiries.

Tips for preparing a competitive response

Even for a sole-source stated requirement, it is important to provide a clear and concise response. If you are Luminex Corporation or an authorized distributor, clearly state your ability to provide the exact catalog number specified. If you believe you can offer an equivalent product that meets all stated requirements and is compatible with the Luminex Serotyping System and Luminex 200 instrument, you must provide detailed technical justification to support your claim.

Ensure your email response is professional and addresses all points mentioned in the solicitation. Double-check that your submission is sent to the correct email address before the deadline. Pay close attention to the specific product details requested to ensure your response is fully compliant.