Transparent polypropylene universal / centrifuge tubes with a skirted base allowing them to be freestanding on the bench.
Continuous thread for the screw top cap, external moulded graduations in 5ml increments. Blue cap in high density polyethylene with hermetical closure thanks to its elastic obturation.
Non-Sterile Bulk Bag. They are autoclavable at 121C with the cap on the loosest thread.
Can be centrifuged at speeds up to 12,000xg (must use compatible adapter when centrifuging)