20ml Screw Thread Storage Vial, Clear Glass, USP 1. 27.5*57mm
22ml Screw Neck Vials ND24. Ready to use combination seals; no time-consuming and tricky assembly. No contamination of the liner that is usually caused by manual assembly. Available as closed top screw seals or with centre hole in white 24-400 caps. Broad variety of different septa materials for almost all applications. Also UltraBond Seals ND24 are offered. ie. that the cap and the Silicone/PTFE liner of these seals form an inseparable unit avoiding the problem of liners falling out of the cap. This 100% form fit of the liner is , achieved by a patented process that requires no adhesives, but instead changes the molecular structure of both components to achieve the fixation. Pre-sealed vials are also available.