Eppendorf Safe-Lock Tubes , 0.5 ml, Biopur®, 50 unit(s)Eppendorf Safe Lock Tubes , 0. 5 ml, Biopur Material: PP. Autoclavable: yes. Sterile With locking lid, protects against unintended opening during incubation and storage Very airtight, prevents the sample from evaporating High stability when centrifuging Outside and lid with matt finish for labelling Individually packed. Free of RNase DNase, human bacterial DNA and PCR inhibitors. Free of endotoxins (pyrogen free) and ATP free. Not a medical device Not