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| Stoppers with turn-over flange Silicone or natural rubber. These stoppers guarantee perfect sealing even with poorly finished rims on glass or plastic bottles. The top of the stopper has a septum which can be punctured by a hypodermic needle. Very secure fit prevents accidental opening. Product Specification: Material: Silicone Diam.: 30.7mm | |
| Catalogue Number | 9.230 488 |
| Manufacturer | Kleinfeld |
| Manufacturer P/n | 467030-05 |
| VGKL Ref | VG243317302 |
| Fisher Ref | 9230488 |
| VWR Ref | 391-2262 |
| VGKL: | VG243317302 |
| Thermo Fisher: | 9230488 |
| VWR: | 391-2262 |