Axygen® Mini Tube Systems are available in 0.65 mL single mini tube or 1.1 mL single mini tube. They are also available in 8-cap or 12-cap strip format. Mini Tube System racks are compatible with Beckman Coulter, Tecan, and other automation workstations. Axygen® Mini Tube Systems are available in 0.65 mL single mini tube or 1.1 mL single mini tube. They are also available in 8-cap or 12-cap strip format. Mini Tube System racks are compatible with Beckman Coulter, Tecan, and other automation workstations.