Polypropylene.
Autoclavable at 121 °C and freezable to −80°C.
Angular at one end to stack and handle easily.
DNase-/RNase-free and non pyrogenic.
During the freezing process, it is better to use plastic rack.
During high-speed centrifugation, it is better to use suitable rotor adapters.
Suitable for VWR® centrifuge tubes with conical bottom. Each well has an identification number (1 to 25).
Sterilised by electron beam irradiation.
Packaging: 5 racks per bag.