Manufacture of Multiplex Electrochemiluminescence (ECL) Immunoassay and Performance Qualification Kit

Award Notice Posted

A later notice was posted: the Limited / Sole Source Justification from .

Solicitation number
W911SR-26-D-A011
Agency
Awarded
to Meso Scale Diagnostics LLC
Set-aside
No set-aside

Opportunity facts

Contract number
W911SR-26-D-A011-W911SR-26-F-A043 Federal contract award
Place of performance
Aberdeen Proving Ground, Maryland, United States

Notice details come from SAM.gov. Updated .

About this opportunity

The Department of the Army Materiel Command, Army Contracting Command Aberdeen Proving Ground awarded contract W911SR-26-D-A011 to Meso Scale Diagnostics LLC for $7,952,959.19 on June 28, 2026, for continued supply of Electrochemiluminescence (ECL) analyzers, immunoassay kits, reagents, and consumables.

The award covers the Meso Scale Diagnostics SQ120 BT analyzer as the designated replacement for the obsolescing MSD PR2 1800 system. The systems and kits support biological reconnaissance and surveillance missions. Market research confirmed Meso Scale Diagnostics as the sole known source capable of providing a commercially available platform compatible with Government-validated assays for Staphylococcal enterotoxin B, Botulinum toxin, and Ricin toxin. A critical requirement is that the system operate safely outside a primary engineering control such as a biological safety cabinet, enabling use in mobile laboratories with significant space constraints; no other commercially available system meets this safety and operational requirement. Award was made under unrestricted competition with no set-aside applied.

Notice text

The Government requires the continued supply of Electrochemiluminescence (ECL) analyzers, specifically the Meso Scale Diagnostics (MSD) SQ120 BT analyzer, which is the designated replacement for the obsolescing MSD PR2 1800 system. The acquisition also includes the proprietary immunoassay kits, reagents, and related consumables necessary for the system's operation in support of biological reconnaissance and surveillance missions.

Meso Scale Diagnostics, LLC is the only known source capable of providing a commercially available platform that is compatible with Government-validated assays for the required toxins (Staphylococcal enterotoxin B, Botulinum toxin, and Ricin toxin). A critical and unique requirement is that the system must be safely operable outside of a primary engineering control (e.g., a biological safety cabinet) to support end-users in mobile laboratories with significant space constraints. Market research has confirmed that no other commercially available system meets this essential safety and operational requirement.

Awarded contract W911SR-26-D-A011 to MESO SCALE DIAGNOSTICS LLC for 7952959.19 on 2026-06-28.

Notice history

Notice Type Posted
Redacted Justification and Approval (J&A) – Multiplex ECL Analyzers and Consumables Latest Limited / Sole Source Justification
This notice Award Award Notice
Notice of Intent to Sole Source for Electrochemiluminescence Analyzers and Consumables Latest special notice Special Notice
Request for Information (RFI) - Electrochemiluminescence Analyzers and Consumables Original Pre-Solicitation

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