Wheaton 20mm seal, center tear-out aluminum, ptfe/rubber. Aluminum seal features a center tear out disc to expose the septa when ready for use. Size: 20mm. Septa liner: ptfe/red rubber color: natural ideal closure for chromatography vials and other instrumentation applications. Open-top seal provides for filling or retrieving contents with a syringe. Manufacturer: science manufacturer part no: 224223-01. Warning: this product can expose you to chemicals including tetrafluoroethylene, which are known to the state of california to cause cancer. Prop 65 warning
✓ In stock
No reviews yet. Be the first to share your experience!