Coagulation ACL TOP 750 As a high-throughput system for large labs, the ACL TOP 750 offers options for Closed-Tube Sampling (CTS) and Lab Automation System (LAS) integration. ACL TOP 550 CTS The ACL TOP 550 CTS is designed for highly automated testing in routine, medium- to high-volume and specialty labs with CTS (Closed -Tube-Sampling) ACL TOP 350 CTS The most compact ACL TOP Family 50 Series system for routine or specialty assays in medium-volume labs. Information Request Form For more information on our solutions, please send us a message and we will be in touch!