DURAN® GL 45 Aluminium Screw Closure, silver, open top

with 34 mm central aperture
  • Manufactured from aluminium
  • Versatile: Open topped (aperture) closure can be used with DURAN® GL 45 Bromobutyl Rubber Stopper (292062803) or Silicone Septa
  • Extra protection – Optional plastic 45 mm over-cap seals the open topped (aperture) cap 292492901
  • Convenient: Thread fits all DURAN® GL 45 glass bottles from 100 mL to 20 Litres
  • Free of “hydrocarbon-based plastics”, plasticizers, phthalates, etc.
  • High temperature usage up to +260 °C for depyrogensation or hot air sterilization*
  • Convenient opening and re-closing as the knurling provides extra grip for wet or gloved hands
  • Safer: Rolled-edge screw caps are safer and more robust than those without rolled edges, reducing the risk of cuts and enhancing durability
  • Protection: Electrically conductive material – ESD dissipation
Products
Catalog No Thread Diameter d (mm) Height h (mm) Quantity

Specifications

Product specifications are found on the product detail pages. Click on the product catalog number in the table above to view the individual product specifications.

Product Overview
Aluminium is an alternative material to the plastic used in most screw closures for laboratory bottles. The caps have an open-topped for use with septum or stopper. Metal closures offer a wide range of temperature tolerances and have a high mechanical strength. Aluminium offers superior barrier qualities that protect against light, moisture, oxygen, and other gases.
Products
Products
Catalog No Thread Diameter d (mm) Height h (mm) Quantity
Specification

Specifications

Product specifications are found on the product detail pages. Click on the product catalog number in the table above to view the individual product specifications.

Product Overview
Product Overview
Aluminium is an alternative material to the plastic used in most screw closures for laboratory bottles. The caps have an open-topped for use with septum or stopper. Metal closures offer a wide range of temperature tolerances and have a high mechanical strength. Aluminium offers superior barrier qualities that protect against light, moisture, oxygen, and other gases.
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