Description
DURAN® PURE premium screw cap is a high-quality plastic screw closure with GL thread, developed for the needs of the pharmaceutical industry. The DURAN® PURE Premium screw caps are produced from PFA with a highly inert PTFE-coated silicone seal under cleanroom conditions. The closure is designed for use with DURAN® PURE GL 45 bottles and is compatible with common autoclaving and other sterilisation methods. From manufacturer Duran/DWK Life Sciences, Certificates of Analysis (CoA) are provided with every delivery, together with 100 % traceability and change-control management. The DURAN® PURE Premium screw caps are available with the documentation required by regulatory authorities and meet the requirements of the international pharmacopoeias. Distinctive attributes include high purity from cleanroom manufacture, single-batch supply, visual and dimensional inspection, customer information in the event of changes, full traceability of all production steps, availability of an extractables report, Drug Master File support and USP Class VI pharmaceutical quality. Typical applications include manufacture of pharmaceutical and biotechnological products as well as storage and transport of active substances, intermediates, excipients and media. The article is supplied as 1 pc, with a net weight of 0,03 kg.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 1 pc
- Storage temperature: Standard
- Material: PFA with PTFE-coated silicone seal
- Thread: GL 45
- Sterility: Yes
- EAN: 4032051276512
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Questions about DURAN® PURE Premium Screw Cap
What is this article?
DURAN® PURE Premium Screw Cap is the article on this page. Luminix Health distributes DWK Life Sciences for laboratory use. It sits in Screw caps & closures, inside Stoppers, caps & closures, in Labware.
A screw cap has a thread and a liner. The thread has to match the bottle. The liner has to survive the liquid: a pulp liner fails in a solvent that a PTFE-faced liner ignores. The colour of the cap is not the specification.
A closure is the part that decides whether a bottle stays shut and whether the contents attack the seal. A ground-glass stopper matches a ground neck. A screw cap needs the right thread and a liner that survives the liquid. Rubber and silicone stoppers push into a mouth. The liner, not the colour of the cap, is the chemical choice. The vessels they close are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stoppers, caps & closures. The sub-category is Screw caps & closures. The catalogue is Labware.
Shelves beside this one are Rubber & silicone stoppers, Ground-joint glass stoppers, Lids & seals and Closures (other).
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

