Vials, 2 mL crimp top, amber glass, 12 x 32 mm vial type, standard opening, O.D. × H × I.D. 12 mm × 32 mm × 4.6 mm, pkg of 1000 ea; find Supelco-27071-U MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich.