PVDF Syringe Filters, 0.45 um, 25mm, Luer-Lok/Luer Slip, Nonsterile, 100 per pack, SF14457. Regular Price $119.91 Price $104.27 As low as $93.84. Add to Cart. Nylon Syringe Filters, 0.45 um, 25mm, Double Luer Lock, PP Housing, Nonsterile, 100 per pack, SPEC17985. Regular Price $101.54 Price $88.30 As low as $79.47.