Description
Desiccator stopcock for side tubulature is a precision glass component designed for laboratory desiccators equipped with a lateral tubulature. It features a ground core joint NS 24/29, a solid plug NS 14,5 and a bore of 2,5 mm, enabling controlled connection to vacuum lines or gas supplies. Manufactured from DURAN tubing, the stopcock provides the chemical durability and thermal stability characteristic of borosilicate laboratory glass. The unit is supplied as one piece and has a net weight of 0,048 kg. Its solid plug design ensures a dependable seal in the closed position, while the 2,5 mm bore supports adequate flow for typical desiccator evacuation and venting tasks. This stopcock from manufacturer Witeg is intended for side-tubulature desiccator bodies used in drying, storage under reduced pressure and atmosphere-control applications. Standardised NS joints promote interchangeability with common desiccator side ports, making the fitting a practical choice for analytical, research and quality-control laboratories requiring reliable vacuum-tight glass connections.
This article is part of Stopcocks & valves, in Tubing, hoses & fittings.
Key features
- Pack size: 1 pc
- Ground joint: NS 24/29
- Plug: solid NS 14,5
- Bore diameter: 2,5 mm
- Material: DURAN tubing
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Questions about Stopcock for dessicator lids DURAN
What is this article?
Stopcock for dessicator lids DURAN is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Stopcocks & valves, inside Tubing, hoses & fittings, in Labware.
A stopcock opens and closes a line, or directs it between ports. Glass stopcocks have a ground plug that needs grease or a PTFE key. The bore decides the flow. A two-way and a three-way key are different parts.
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 Stopcocks & valves. The catalogue is Labware.
Shelves beside this one are Hose connectors, adapters & fittings, PVC, PTFE & other tubing, Silicone tubing 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. Delivery across Europe, two to five days when in stock. 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.

