With star-shape in the screw cap, for automated capper/decapper. Temperature resistant down to -196°C. Not appropriate for operations in liquid nitrogen. With marking area, fill line and graduations printed on the vial. Safe and precise handling of biotechnology materials. Bar-code printed on each tube. DNase/RNase free. Vials and caps are autoclavable at 121°C. Homogeneous conception:
All made from polypropylene
Single-body, single-turn screw cap
Printed graduations for accurate measurements. Large white area for writing specimen identification. Sterile.