Syringe Filters, PTFE, .22um – Membrane filters, syringe PTFE Syringe Filters, 0.22 um, 33mm, Luer-Lok/Luer Slip, Nonsterile, 100 per pack, SF16002 Regular Price: $153.00 Price $135.25 unlaminated ptfe 0.22 micron filter for glass products-PTFE Pall Acrodisc ptfe membrane filter 0.22 um online-PTFE.