Vials feature a write-on patch with graduation for convenient sample identification VWR® 11mm Crimp Top Vials and Inserts – Standard Opening. Thermo Scientific 11 mm Glass Crimp Top Vials:Vials:Autosampler For use with aluminum crimp seal closures, these high-quality 11 mm clear glass vials are 2mL, 12x32mm and fit most brands of autosamplers.