This RFI is solely for information and planning purposes and does not constitute a solicitation or binding government obligation. The requirement is for all reagents and supplies, including QC and calibration materials, for flow cytometry testing in the Hematology section of Pathology and Laboratory Medicine Service at the Baltimore VAMC, supporting CD4/CD8 count testing and white blood cell phenotyping in leukemia/lymphoma assays using the Becton Dickinson FACSLyric. The performance period is 12/03/2026 to 12/02/2027, and quantities are estimates. Respondents should provide descriptive literature demonstrating products meet or exceed the specified brand-name items, equivalent product solutions/configurations, and any additional beneficial products clearly identified by brand name and part number. Additional information requested includes company details, DUNS/CAGE/SAM UEI, business size, manufacturer/distributor information, country of origin, technical literature, an OEM-certified authorized distributor letter, and an optional capabilities statement.