T640 and T640X Particulate Matter (PM) Mass Monitors- DNR

The Missouri Department of Natural Resources is procuring T640 and T640X Particulate Matter (PM) Mass Monitors through the State Purchasing Facility (SFS), with proposals due August 28, 2026.

The scope covers air quality monitoring equipment designed to measure particulate matter mass concentrations in ambient air. Bidders must demonstrate technical expertise with both the T640 and T640X monitor models and provide documentation of product capabilities, certifications, and compliance with applicable air quality monitoring standards. The procurement framework includes requirements for equipment specifications, technical documentation, and performance standards.

The posting document (T640(X) Particulate Matter Mass Monitors (DNR) - Posting.docx) is attached and establishes baseline requirements and evaluation criteria for vendor selection. Specific pricing, contract term, delivery schedules, and additional administrative requirements are to be detailed in a subsequent formal request for proposals or invitation to bid.