Description
Replacement DURAN® YOUTILITY pouring rings are spare pouring-ring accessories for DURAN® YOUTILITY laboratory bottles, supplied as a pack of sixteen units for upkeep of bottle assemblies in the lab. These rings support controlled pouring when fitted to matching YOUTILITY bottles and allow laboratories to replace missing or worn components without discarding otherwise serviceable glass bottles. As dedicated replacement parts they help maintain consistent pouring behaviour across a set of YOUTILITY bottles used for media, buffers, reagents or sample transfer. The pack provides 16 pc(s) at a total weight of 0,016 kg, offering ample spares for glassware cupboards, teaching labs or multi-station preparation areas. Produced by DWK Life Sciences, the rings belong to the DURAN® YOUTILITY accessory programme for laboratory containers and seals. They suit facilities that standardise on YOUTILITY bottles and need reliable spare pouring rings to keep bottle systems complete. Keeping replacement pouring rings on hand supports tidy liquid handling and extends the practical service life of existing DURAN® YOUTILITY bottle inventories in everyday laboratory work.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 16 pc(s)
- Product type: Replacement pouring rings
- Brand: DURAN® YOUTILITY
- Compatible with: DURAN® YOUTILITY bottles
- Weight: 0,016 kg
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Questions about Replacement DURAN® YOUTILITY, pouring rings, 16 unit(s)
What is this article?
Replacement DURAN® YOUTILITY, pouring rings, 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. Delivery across Europe, two to five days when in stock. 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.

