WHEATON ULTRA PURE Stopper, Lyophilization, 20 mm, Three Leg

Manufactured from an ultra pure bromobutyl formulation with extremely high chemical purity and low gas permeability

Free of latex, nitrosamines and 2-MCBT (2-mercaptobenzothiazole)

Compatible with applications such as Water for Injection (WFI) where rubber extractables can cause problems

Complies with US, European and Japanese Pharmacopeias

Straight plug stoppers provide maximum sealing for vials with straight-wall glass finish

Available in 2-Leg, 3-Leg and Igloo styles for lyophillization applications

Autoclavable