Para 12 Extend is a three-part differential hematology control assayed for Beckman Coulter™, ERMA, Horiba™ Medical, HTI™ Diagnostics, Mindray™, Nihon Kohden™ and Siemens™ 3-part hematology analyzers. It features vials with pierceable caps for autosampling and is available in low, normal and high levels.