
20 mm bromobutyl Igloo Lyo stoppers compatible with ESBB vials, sterile and RTU packaged.
These Datwyler 20 mm Bromobutyl Igloo Lyo stoppers are intended for lyophilized vial applications and compatibility with European style blowback (ESBB) vials. The bromobutyl rubber construction supports sterile pharmaceutical use.
Steam sterilized and double bagged in ready‑to‑use (RTU) packaging, these stoppers are designed to support efficient aseptic workflows.