Description
Rotilabo®-silicone tube is a flexible laboratory hose designed for general liquid-handling tasks, with an inner diameter of 1,5 mm and an outer diameter of 3,5 mm. Supplied as a continuous 25 m length, it suits routine transfer, connection and sampling work where a compact silicone line is required. The thin wall and small bore support controlled flow in analytical setups, media lines and accessory assemblies across chemistry, biology and quality-control laboratories. Silicone tubing of this type is widely chosen for its elasticity, ease of cutting to length and straightforward fitting to barbed connectors and adapters. This Rotilabo® variant from manufacturer ROTH SELECTION belongs to the hoses-for-general-applications range and is intended for everyday labware use rather than specialised high-pressure duty. The pack weighs 0,235 kg, making storage and bench handling convenient. Specify the inner and outer diameters when matching pumps, fittings or manifold ports so that joints remain secure and leak paths are minimised during continuous or intermittent operation.
This article belongs on Silicone tubing, in Tubing, hoses & fittings.
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Questions about Rotilabo®-silicone tube, inner-Ø 1.5 mm, outer-Ø 3.5 mm, 25 m
What is this article?
Rotilabo®-silicone tube, inner-Ø 1.5 mm, outer-Ø 3.5 mm, 25 m is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Silicone tubing, inside Tubing, hoses & fittings, in Matériel de laboratoire.
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 Matériel de laboratoire.
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?
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.

