Description
Culture tubes with screw caps, AR-GLAS® are glass culture tubes for laboratory sample handling, cultivation and general test-tube use. This variant combines a GL 18 screw thread with dimensions of Ø 16 x L 100 mm, giving a short culture-tube format with a secure screw-cap closure. Produced in AR-GLAS® and offered as culture tubes with screw caps from manufacturer DWK Life Sciences, the product belongs to the laboratory glassware range for vessels, consumables and test tubes. The GL 18 thread supports dependable sealing for culture, storage and transport steps, while the defined diameter and length aid consistent rack and instrument fit. Each pack contains 100 pc(s) and has a total weight of 1,650 kg, making it suitable for bench stocking and shared laboratory supply. These tubes are intended for research, teaching and routine laboratories that require AR-GLAS® culture tubes with screw caps in a practical multi-unit pack for everyday sample and culture applications.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 100 pc(s)
- Product type: Culture tubes with screw caps
- Glass type: AR-GLAS®
- Thread: GL 18
- Dimensions: Ø 16 x L 100 mm
- Weight: 1,650 kg
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Questions about Culture tubes with screw caps, AR-GLAS®, thread GL 18, Ø 16 x L 100 mm
What is this article?
Culture tubes with screw caps, AR-GLAS®, thread GL 18, Ø 16 x L 100 mm 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?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.

