Aug 04, 2008 · 90mm PTFE Membrane Filter Page 1 of 1 Click for More Product number: SF13857 PTFE Membrane Filter,90mm, Hydrophobic,0.22µm,1pk/100pcs Quantity Discounts: Applied at Check Out Qty Unit Price 10-100 US$345.19 101-500 US$326.01 Price : US$383.54 Select Click for More Product number: SF13842 PTFE Membrane Filter,90mm, Hydrophilic,0.22µm,1pk/100pcs