Common use vial headspace with ptfe liner pp cap for gas chromatography Vials with cap | Sigma-Aldrich volume 22 mL, clear glass vial, thread for 20-400, O.D. × H 23 mm × 85 mm, PTFE liner Pricing WHEATON ® liquid scintillation vial with seperate foil lined PP cap Wheaton Science Products – Fisher Sci Wheaton Science Products manufactures