The IMMULITE 2000, a continuous random access analyzer with a processing throughput of 200 tests per hour, has been designed specifically for optimum efficiency and consolidation in medium- and high-volume laboratories. The IMMULITE 2000 software package, with its self-explanatory graphical user interface, offers streamlined information management, from remote test ordering to sophisticated analysis of results. Workflow-enhancing features such as primary tube sampling, automatic reflex testing and onboard dilution have been incorporated for speed and efficiency.