Product Description. SDS. M2026. volume 6 mL, Minivial, cap size 18 mm , polyethylene without liner, vial size 17 mm × 57 mm , with screw cap, pkg of 1000 ea. Pricing. V6880. volume 20 mL, cap size 22 mm , polypropylene with metal foil liner, vial size 27 mm × 61 mm , with cap, pkg of 500 ea.