Pricing. 29332-U. volume 4 mL, clear glass vial, O.D. × H 15 mm × 51 mm, PTFE/silicone, pkg of 100 ea. Pricing. Vials, screw top with black polypropylene hole cap (10-425 thread), large opening, pre-assembled. Vials, screw top with black polypropylene hole cap (10-425 thread), large opening, pre-assembled.