Multisizer 4e Coulter Counter
Contract Opportunity Analysis
The National Institutes of Health, Office of Logistics and Acquisition Operations within the Department of Health and Human Services, is seeking a Multisizer 4e Coulter Counter to support continued cell size, count, and distribution measurements for multiple clinical research study protocols. The procurement covers the instrument, installation, and associated operating items such as diluent, cleaning solutions, standards kits, and particle standards, with requirements for Coulter method measurement and expanded analysis capabilities. Key specifications include automatic aperture blockage detection, barcode scanning, fluid level monitoring, adjustable stirrer settings, broad particle sizing and measurement ranges, detailed pulse and distribution data outputs, and compatibility with multiple aperture tubes and beakers. Performance is listed for Maryland, and the notice is a presolicitation with no set-aside indicated; the primary contact is John Burton at burtonjo@mail.nih.gov.