H--Proficiency Testing (PT) and Quality Control (QC) check samples.

The Environmental Protection Agency (EPA) Region 5 is seeking information for Proficiency Testing (PT) and Quality Control (QC) check samples. The agency has attached specifications and price lists for reference. • The opportunity involves providing PT and QC check samples • The EPA Region 5 is seeking information from potential vendors • The attached specifications and price lists provide more details about the requirements • The opportunity is for EPA Region 5, which includes Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin