Vials, screw top with solid green Thermoset cap with PTFE liner, preassembled, pkg of 100 volume 2 mL, clear glass vial (standard opening - 4.6 mm), O.D. × H × I.D. 12 mm × 32 mm × 4.6 mm, thread for 8-425; Synonym: PK100 2ML CLEAR VIAL,SCREW TOP, SOLID CAP W/PTFE LINER; find Supelco-27134 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich.