Vials, screw top vial & insert kit volume 4 mL, clear glass vial, pre-assembled; find Supelco-27110 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich. General description Pre-Assembled Vials Kit 4 mL clear glass vials with 0.30 mL inserts Includes each of the following: • screw top vials, 15 × 45 mm, 4 mL (27111)