Description
Distillation collar 150 ml DURAN is a precision glass intermediate piece manufactured from DURAN tubing for use in rotary evaporator systems. Featuring a ground joint cone and socket NS 29/32, the collar sits between evaporator components to expand working volume or adapt the vapour path. Made from borosilicate glass 3.3 under the PRECISO quality line, it offers excellent chemical resistance and thermal stability required for distillation and solvent recovery. The 150 ml capacity provides additional headspace while remaining compact enough for standard rotary evaporator setups. This accessory is produced by Witeg and carries the registered DURAN® trademark, guaranteeing consistent wall thickness and joint accuracy. With a net weight of 0,396 kg it is supplied as a single piece ready for immediate installation. Laboratories performing routine or scale-up distillations benefit from the reliable seal of the NS 29/32 joints and the inert glass surface that minimises contamination and simplifies cleaning between runs.
This article is part of Distillation heads, adapters & columns, in Distillation & extraction glassware.
Key features
- Pack size: 1 pc
- Capacity: 150 ml
- Material: Borosilicate glass 3.3
- Joint size: NS 29/32 (cone and socket)
- Brand: DURAN®
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Questions about Distilling adapter, 150 ml, made from DU
What is this article?
Distilling adapter, 150 ml, made from DU is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Distillation heads, adapters & columns, inside Distillation & extraction glassware, in Labware.
A still head, an adapter or a column is the glass between the boiling flask and the condenser. A Vigreux or packed column gives the vapour a surface so a closer-boiling mixture can separate. The joint sizes at both ends have to match the flask and the condenser.
Distillation separates liquids by boiling point. A condenser turns the vapour back into liquid: Liebig, coil and cold-finger shapes differ in how much cooling surface they offer. A still head and a column sit between the flask and the condenser. A Soxhlet extractor washes a solid again and again with the same solvent. Ground joints have a standard size, and the joint, not the flask, is what has to match. The pieces are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Distillation & extraction glassware. The sub-category is Distillation heads, adapters & columns. The catalogue is Labware.
Shelves beside this one are Condensers, Ground-joint glassware (other) and Soxhlet & extraction apparatus.
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.

