Description
Screw cap, LDPE, natural, GL 14 is a laboratory screw closure designed for bottles and vessels with a GL 14 thread. Manufactured from low-density polyethylene (LDPE) in a natural colour, it provides a practical sealing option for routine sample handling, storage and transfer work in analytical, research and quality-control environments. The GL 14 thread ensures compatibility with matching glass or plastic laboratory bottles that use this standard neck finish, supporting secure closure during everyday laboratory workflows. Supplied as a single piece, the cap is suited to applications where a lightweight polymer closure is preferred. This screw cap from manufacturer lab-o-plastix fits the broader range of laboratory screw closures and tamper-evident style accessories used for reagent bottles and sample containers. Its natural LDPE construction makes it a straightforward choice when a clear or uncoloured finish is required for visual inspection of the neck area or for general-purpose sealing. Ideal for laboratories standardising on GL 14 bottle systems, it supports consistent closure practice across sample preparation, intermediate storage and bench-top organisation without adding unnecessary complexity to the workflow.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 1 pc(s)
- Product type: Screw cap
- Material: Low-density polyethylene (LDPE)
- Colour: Natural
- Thread: GL 14
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Questions about Screw cap, LDPE, natural, GL 14
What is this article?
Screw cap, LDPE, natural, GL 14 is the article on this page. Luminix Health distributes lab-o-plastix 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.

