It is designed for the cryogenic storage and transportation of biological samples. Made from high-quality polypropylene (PP), each vial has a 0.5 mL capacity and features an internal thread with a silicone gasket to ensure a secure seal. The conical bottom facilitates easy sample collection. These sterile vials conform to IATA requirements for diagnostic specimen transport and meet USP Class VI standards. They are RNase and DNase-free, non-pyrogenic, and non-toxic. Each pack contains 960 vials, providing an efficient solution for laboratories requiring bulk storage options.