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Flip Cap Seals are easy to use, autoclavable and tamper-evident. Push upward on the red plastic button to access the stopper or septum. There are no sharp metal edges to cut fingers or gloves. Plus, you can remove the Flip Cap button with one hand, treeing the other for the syringe.
Tear Cap Seals are used for center tear-off and complete tear-off applications. The red plastic top flips off easily -with pressure for the thumb exposing the aluminum seal with center hole and pull ring. Access contents by syringe or seal can be torn off completely by pulling on the center tear ring. This seal addresses the need for a recyclable product, especially in Europe, which allows the complete separation of plastic. Aluminum, rubber and glass ...
(7) Straight Plug Stopper Wheaton's new Ultra Pure straight plug stoppers are made from a bromobutyl rubber compound containing the highest level of chemical purity. These stoppers are Water for Injection (WFI) compatible. They also have an ultra low level of extractables and they remain stable when exposed to gamma irradiation making them very well suited for Ready-for-Sterilization and Ready-for-Use applications. Lyophilization Stopper Wheaton's new Ultra Pure lyophilization stoppers are made from a bromobutyl rubber compound containing the highest level of chemical purity. These stoppers demonstrate a very low level of moisture absorption and a low level of extractables. They are compatible with Water for Injection ...
(2) Straight Plug Stopper Wheaton's new Complete Coat stoppers are completely coated with a fluorinated polymer that has barrier properties similar to PTFE. The fluorinated polymer coating is all that comes in contact with the sample. Chemical reactions due to unwanted interference with the rubber itself are virtually eliminated. These stoppers are manufactured in a silicone- free environment. A specialized manufacturing process is used to produce extremely low levels of visible and subvisible particles. These stoppers provide users the greatest level of confidence in avoiding interference with samples.