Discounted Vials and Caps: Crimp Vial, 11mm, 2ml (12 x 32mm), 2.5ml Crimp Neck Vial, 41 x 11.6mm, clear glass, 1st hydrolytic class, wide opening. Vial 12 X 32 Mm – Thomas Scientific. These standard and large opening vials (2 mL crimp top, amber glass, 12 x 32 mm) are used with aluminum seals. The 11 mm aluminum seals have 6 mm openings. Autosampler Vials | (SLS) Scientific Laboratory Supplies