FV-2020EX - Filter Vial, 0.2 um EX-PTFE, slit cap,100/pk. Eliminates Multiple Syringe Filters, Syringe, HPLC Vial, & CAP. Easy to Press Down with Hand or Toggle Press (See back) Don’t Risk Your UPLC, HPLC, GC, LCMS, or GCMS Systems. Thomson eXtreme|FV® offer multi-layer filtration for viscous samples and samples containing up to 30%