Universal compatibility All barrier tips could fit many popular brands of pipettes, such as EPPENDORF, GILSON, FINNPIPETTE, EXCALIBER, NICHIRYO, SOCOREX, VOLAC, and etc. Both single channel and multichannel pipette (8 channel or 12 channel). Features All the filter tips are made of virgin and special polypropylene, it ensures tips autoclavable up to 121°C. The low adhension of the tips could save precious sample for researcher. All our barrier tips are pre-sterilized, DNase and RNase free, No human DNA, Non-pyroygenic The long reach design could avoid cross contamination much better.