Description
Threaded bottles 50 ml, narrow neck, are transparent laboratory containers made from low-density polyethylene (LDPE / PE-LD). They carry a GL 18 thread and are supplied without screw caps, so matching closures can be chosen according to the application. The polymer is a food-contact-suitable material and provides a lightweight, unbreakable alternative to glass for routine liquid storage and handling. With a nominal volume of 50 ml (0,05 l) and a narrow-neck geometry, the bottles support controlled dispensing and reduced splash risk during transfer. Offered by manufacturer Marienfeld in packs of 100 pieces, they suit chemical storage, sample aliquoting and general laboratory workflows where visual content checks are useful. The transparent PE-LD body remains flexible yet impact-resistant under normal bench conditions, while the GL 18 finish ensures compatibility with standard laboratory screw closures. These narrow-neck threaded bottles are practical as chemical bottles or general-purpose vessels once fitted with appropriate caps, and the minimum pack quantity of 100 pieces supports consistent stock for busy laboratories and production environments.
This article is part of Laboratory glass bottles, in Bottles & containers.
Key features
- Pack size: 100 pc(s)
- Nominal volume: 50 ml
- Material: LDPE (PE-LD)
- Thread: GL 18
- Neck type: Narrow neck
- EAN: 4250317313461
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Questions about Thread bottles 50 ml, narrow neck,
What is this article?
Thread bottles 50 ml, narrow neck, is the article on this page. Luminix Health distributes Marienfeld for laboratory use. It sits in Flacons en verre de laboratoire, inside Bouteilles et contenants, in Matériel de laboratoire.
A laboratory glass bottle is borosilicate or soda-lime, with a stated capacity and a neck for a screw cap or a ground stopper. Glass is the choice when the liquid attacks a plastic, or when the bottle will be heated or autoclaved.
A laboratory bottle is a closed container with a stated volume and a neck that takes a cap, a stopper or a dispenser. Borosilicate glass is the choice when the liquid is a solvent, or when the bottle will be heated or autoclaved. Polyethylene and polypropylene are the choice when the bottle must not shatter, or when hydrofluoric acid would attack glass. A narrow mouth pours. A wide mouth is for powders and for reaching the bottom. Laboratory ware of this kind is indexed under ISO laboratory glassware. Traceable volume sits with the BIPM and NIST Physical Measurement.
Which category should I open next?
The category is Bouteilles et contenants. The sub-category is Flacons en verre de laboratoire. The catalogue is Matériel de laboratoire.
Shelves beside this one are Bouteilles en plastique (goulot étroit & large), Récipients & bocaux d'échantillons, Bidons & jerrycans, Pissettes and Accessoires pour bouteilles (bagues de versement, distributeurs, bouchons).
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.




