2ML Crimp Vials. 2ml Crimp Top Vials ND11 autosampler vials are appropriate for HPLC, GC, IC, UHPLC chromatography applications. Features. Materials:borosilicate glass. Volume: 2 ml, 12 x 32 mm,11mm. Vial Color: Clear & Amber. Septa material:PTFE & silicone. Cap:Crimp-top aluminum cap. With or without graduated writing area.