2021 new 0.2 um ptfe filter for gasses teflon 0.2 micron hplc syringe filter for analysis Whatman® Puradisc 13 syringe filters 0.2 μm, PTFE, 100/ [] Whatman® Puradisc 13 syringe filters 0.2 μm, PTFE, 100/pk; Synonyms: Whatman filter,disposable syringe filters,Z672734,Whatman filters; find -WHA67841302 MSDS, related peer-reviewed papers