Equipment and Instruments

DURAN® PTFE-Coated Silicone Septum Seal


Please note: For an official quote with updated pricing and availability in PDF, please add your items and quantities to your quote and submit.


Product CodeDiameter – mmHeight – mmThread – GLOther

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Additional information


GL 45


Soft silicone rubber for easy needle penetration and resealability
Manufactured from high purity, Platinum catalysed silicone rubber and high quality PTFE film, reducing the risk of solvent contamination
The silicone is faced with highly resistant PTFE to protect the silicone from chemical attack by the solvents
The septum is suitable for use with all GL 45 sizes of the DURAN® GL 45 bottles from 100 to 20,000 ml
A liquid tight seal is provided when used in combination with the red PBT GL 45 open topped screw cap
Wide temperature usage range from – 50 °C up to + 180 °C
Autoclavable at 121 °C for 15 minutes
Dry heat sterilizable at up to 180 °C

Images provided are for illustration purposes only and actual products might differ slightly. All CC Imelmann product information is obtained directly from our suppliers. We cannot be held responsible for any errors or omissions (E&OE).

If you would like to confirm details on any product, please pop us an email.

“Prices are subject to change” For fixed prices and availability, please submit a “Quote Request”

Lead times:

  • Ex-stock: Goods are available at our warehouse. Subject to prior sale
  • Ex-import: 6 – 8 weeks from date of an official order. For a shorter delivery time, please contact us.
  • Special manufacturing: eg. glassblowing; 6 – 8 weeks
  • Special non-stock: 6 – 8 weeks


*Lead times are given in good faith but availability is always subject to prior sale.

*For our cancellation and returns policy, please refer to our Terms & Conditions.