Description
DURAN® silicone lid is a flexible laboratory cover designed for beakers and related glass vessels in the XXL size range, fitting outer diameters from 132 to 147 mm. Supplied in a distinctive pink colour, the lid helps reduce dust ingress and evaporation during routine sample handling, temporary storage, and bench-top workflows. The soft silicone construction conforms readily to the vessel rim, supporting a practical seal without rigid clamping hardware. This accessory belongs to the established DURAN® labware family from manufacturer DWK Life Sciences and is intended for everyday use alongside borosilicate beakers and similar open vessels in chemical, analytical, and teaching laboratories. The compact unit weighs only 0,030 kg, making it easy to place, remove, and store between experiments. One piece is provided per pack, suited to dedicated setups or as a replacement cover for large-diameter glassware. Ideal wherever a reusable, chemically resilient silicone lid is preferred over foil or improvised covers, it complements standard beaker work in research, quality control, and preparative environments that rely on DURAN® vessel systems.
This article belongs on Beaker & flask accessories, in Beakers & flasks.
Key features
- Pack size: 1 pc
- Brand: DURAN®
- Colour: Pink
- Size: XXL
- Diameter: Ø 132-147 mm
- EAN: 4032051353374
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Questions about DURAN® silicone lid, Pink, XXL, Ø 132-147 mm, 1 unit(s)
What is this article?
DURAN® silicone lid, Pink, XXL, Ø 132-147 mm, 1 unit(s) is the article on this page. Luminix Health distributes DWK Life Sciences for laboratory use. It sits in Beaker & flask accessories, inside Beakers & flasks, in Labware.
Accessories for beakers and flasks are the cork rings, the covers, the joint clips and the holders that keep a flask upright or closed. A clip is what stops a ground joint from falling apart when it is inverted.
A beaker is an open working vessel: easy to pour, poor as a measure. An Erlenmeyer flask has a flat base and a conical wall so a liquid can be swirled without climbing out. A round-bottom flask is for heating under a condenser, because the heat meets a curved wall and the joint at the neck connects to the rest of the glassware. Borosilicate is the glass that survives the temperature change. These forms are listed under ISO laboratory glassware.
Which category should I open next?
The category is Beakers & flasks. The sub-category is Beaker & flask accessories. The catalogue is Labware.
Shelves beside this one are Round-bottom flasks, Beakers, Erlenmeyer flasks, Reaction vessels & jacketed vessels, Flat-bottom flasks and Flasks (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.

