The pipette can be fully autoclaved, withstanding steam sterilizing at 121℃，1 atm for 20 minutes. Both of single and multi channel pipettes can be autoclaved without special preparation. After autoclaving the pipette must be cooled down and left to dry over 12 hours. It is recommended to check the performance of the pipette after each autoclaving. It is also recommended to grease the piston and seal of the pipette after 10 autoclavings.