Description
Separating funnel 2000 ml NS 29/32 is a cylindrical, graduated laboratory vessel made from borosilicate glass 3.3, designed for larger-volume liquid-liquid extractions and phase separations. It incorporates an NS-PTFE stopcock with a 6,3 mm bore together with an NS-PE stopper and the standard ground joint NS 29/32 for secure, leak-free connections. Offered as a single piece with a net weight of 0,68 kg, the funnel provides ample capacity for preparative work, solvent partitioning and sample processing in organic and analytical chemistry. The graduated cylindrical form allows straightforward monitoring of phase volumes during separation. Sourced from manufacturer Witeg, the item delivers the chemical durability and thermal stability expected of borosilicate glass 3.3 combined with the chemical inertness and smooth action of a PTFE stopcock. Typical laboratory applications include isolation of reaction products, washing of organic layers and multi-step purification sequences. The generous 2000 ml working volume and robust construction make it suitable for repeated use under standard laboratory conditions while maintaining joint and stopcock reliability throughout extended extraction procedures.
This article is part of Separating funnels, in Funnels.
Key features
- Pack size: 1 pc
- Capacity: 2000 ml
- Joint size: NS 29/32
- Material: Borosilicate glass 3.3
- Design: Cylindrical, graduated
- Stopcock: NS-PTFE, 6,3 mm bore
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Questions about SEPARATORY FUNNEL, 2000 ML, CYL. GRADUA
What is this article?
SEPARATORY FUNNEL, 2000 ML, CYL. GRADUA is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Separating funnels, inside Funnels, in Labware.
A separating funnel lets two immiscible liquids settle into layers and then runs off the lower one through a stopcock. The shape, Squibb or pear, changes how sharp the interface is as the last millilitres leave. The stopper and the stopcock are both needed.
A funnel guides a liquid or a powder into a narrower mouth. A filter funnel holds a paper. A Büchner funnel is the flat perforated plate used with vacuum. A separating funnel has a stopcock so two liquid layers can be run off one at a time. A dropping funnel adds a reagent slowly into a reaction. The bore and the stopcock are the parts that matter. This glassware is listed under ISO laboratory glassware.
Which category should I open next?
The category is Funnels. The sub-category is Separating funnels. The catalogue is Labware.
Shelves beside this one are Funnels (plastic, glass & steel), Büchner & filter funnels, Dropping funnels and Powder funnels.
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.
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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.

