Description. Part Number. II Vialsampler. UHPLC design autosampler up to 800 bar for 0.1 to 100 µL injections. Standard needle flush port and peristaltic pump. Default setup with 100 µL loop and 100 µL analytical head. C. Drawer choice 6x 11 vials (2 mL), 2 drawers included. C #010.