Description
Pouring rings for DURAN® YOUTILITY are dedicated accessories for laboratory bottles used in routine sample handling, media preparation and general wet-chemistry workflows. Designed specifically for the DURAN® YOUTILITY bottle system, these rings support controlled pouring and help keep bottle necks clean during repeated opening and dispensing. They belong to the seals, hose connectors and accessories group within laboratory glassware and vessel consumables, making them a practical spare or replacement part for busy labs that standardise on YOUTILITY bottles. Supplied in a pack of 16 pc(s) and weighing 0,048 kg per unit pack, the set is convenient for stocking multiple workstations or shared glassware stores. The rings integrate with the YOUTILITY bottle concept from manufacturer DWK Life Sciences and suit everyday laboratory organisation where reliable pouring aids reduce drips and improve handling comfort. Typical use environments include research institutes, teaching laboratories, quality-control labs and production support areas that rely on reusable glass bottles for aqueous solutions, buffers and solvents. As a focused bottle accessory rather than a complete vessel, the product complements existing DURAN® YOUTILITY inventories without changing established bottle formats or closure systems already in use on the bench.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 16 pc(s)
- Product type: Pouring rings for laboratory bottles
- Compatibility: DURAN® YOUTILITY bottles
- Weight: 0,048 kg
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Questions about Pouring rings for DURAN® YOUTILITY, laboratory bottles, 16 unit(s)
What is this article?
Pouring rings for DURAN® YOUTILITY, laboratory bottles, 16 unit(s) 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.

