Free sample ptfe membrane filter 0.22 um for hospitals-Voa . PTFE Syringe Filters, 0.22 um, 25mm, Double Luer Lock, PP PTFE Syringe Filters, 0.22 um, 13mm, Luer-Lok/Luer Slip, Nonsterile, 100 per pack TSH-SF14466 $113.99 Product Specifications Filtration area(cm2) 1.09 Wettability Hydrophobic Maximum operating temperature 130 Degr .