Eliminate Syringe Filter, Syringe, HPLC Vial, HPLC Cap. ECO Friendly. Simple to Use. Easy to Press Down. Prevents Costly Repairs & Service Issues. Don’t Risk Your UPLC, HPLC, GC, LCMS, or GCMS System. Thomson Standard Filter Vials can be used for samples containing less than 10% particulates. The filter vial consists of two parts: a filter