Description
Silicone tubing 12 x 2 mm is a laboratory-grade flexible hose with an inner diameter of 12 mm and a wall thickness of 2 mm for controlled fluid handling and instrument connections. The silicone construction offers pliability and resilience for aqueous solutions and many routine laboratory media, while the defined bore supports stable flow when linked to pumps, reservoirs or glassware. Supplied in a 25 m length (25000 mm), the tubing allows extended runs across benches or between apparatus without unnecessary couplings. With a net weight of 0,104 kg, it remains practical to stock and deploy for sampling lines, transfer paths and temporary process setups. This silicone hose from manufacturer Witeg suits research, analytical and educational laboratories that require clear dimensional specifications for fitting selection. The 12 mm inner diameter and 2 mm wall provide a balance of flow capacity and handling ease, helping users build reliable, easily reconfigured fluid circuits in day-to-day laboratory work.
This article is part of Silicone tubing, in Tubing, hoses & fittings.
Key features
- Pack size: 25 m
- Material: Silicone
- Inner diameter: 12 mm
- Wall thickness: 2 mm
- Length: 25000 mm
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Questions about Silicone hose 12 x 2 mm
What is this article?
Silicone hose 12 x 2 mm is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Silicone tubing, inside Tubing, hoses & fittings, in Labware.
Silicone tubing stays flexible across a wide temperature range and survives repeated autoclaving, which is why peristaltic pumps and media lines use it. It is not the choice for strong solvents, which migrate into the wall.
Tubing is how a liquid or a gas moves between two vessels without being poured. Silicone stays flexible and survives repeated autoclaving. PTFE resists almost every solvent and is stiff. PVC is the ordinary flexible line for water and for mild aqueous work. The fitting, not the tube, is what usually leaks: the barb, the thread and the stopcock have to match the tube bore. Glass and plastic apparatus around these lines is indexed under ISO laboratory ware.
Which category should I open next?
The category is Tubing, hoses & fittings. The sub-category is Silicone tubing. The catalogue is Labware.
Shelves beside this one are Hose connectors, adapters & fittings, PVC, PTFE & other tubing, Stopcocks & valves and Tubing accessories.
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.

