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- Non-sterile bungs for corning tubes
- FitsAll universal cap
- Double position-stoppers
- Vacucap stopper caps for single use only
- Tapval flexible stopper
- Pierce-It closure
- Steristopfen stoppers, in cellulose
- Stoppers in rubber
- Reusable vented caps
- Stoppers with folding skirt
- Caps and stoppers in Versilic
- Conical caps in Versilic
- Screw caps, PP
- Screw-caps made of PBT red
- Tamper-proof cap
- Cap with membrane
| Double position-stoppers. PE for glass or plastic test-tubes. In an elevated position, the stopper allows gaseous exchange to take place; in a lower position, it closes off the test-tube and seals it. |  |
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