Standard Stoppers
Rubber Stoppers manufactured by West including Injection Stoppers and Freeze Dry (Lyophilisation) Stoppers to suit 13mm, 20mm and 32mm necked vials and bottles.
Rubber Stoppers manufactured by West including Injection Stoppers and Freeze Dry (Lyophilisation) Stoppers to suit 13mm, 20mm and 32mm necked vials and bottles.
Item | Code | West Art. | Description | Formulation |
---|---|---|---|---|
A | INJW13RTS | 1104 | 13 mm injection stopper, silicone A, Ready-to-Sterilise (RtS) | 4023/50 Bromobutyl grey |
B | INJW20RTS | 1071 | 20 mm injection stopper, silicone A, Ready-to-Sterilise (RtS) | 4023/50 Bromobutyl grey |
C | INJW20S | 1185 | 20 mm injection stopper, no free silicone, foil bag | 8763/40 Silicone transparent |
D | INJ20WC | 1213 | 20 mm injection stopper, no free silicone, poly bag | 4601/45 Chlorobutyl white |
E | FDW13WRS | 1079 | 13mm lyophilisation stopper, silicone 4.5, Westar RS® | 4023/50 Bromobutyl grey |
F | FDW20RTS | 1319 | 20mm lyophilisation stopper, silicone A, Ready-to-Sterilise (RtS) | 4023/50 Bromobutyl grey |
G | INJW32G3RTS | 4440 | 32mm infusion stopper, silicone A, Ready-to-Sterilise (RtS) | 4023/50 Bromobutyl grey |
Ready to Sterilize (RtS), Westar®RS (WRS) and Westar® Select RS (WSRS): Stoppers are washed, with a final rinse in WFI, and packed in a class 100 clean room into a STERIlizableBAG™.
Westar®RS product is provided with a higher level of certification than the RtS equivalent.
Westar® Select RS stoppers conform to tighter particulate specifications and an enhance AQL program.
For further examples of Injection Stoppers and Freeze Dry Stoppers please see our page on West's hi-tech FluroTec® Stoppers.
Click below to view a guide to our Stock Rubber Stoppers, including article numbers, formulation references and packaging format.