Description
Dropping funnel 500 ml NS 24/29 is a cylindrical, graduated laboratory glassware item designed for controlled liquid addition in synthesis, extraction and titration work. It provides a 500 ml capacity with 10 ml graduation intervals, an NS stopcock plug secured by threaded stopcock retainer, matching cone and socket joints NS 24/29, and a 4 mm bore in accordance with DIN 12567. The cylindrical body permits clear volume reading and precise dosing while maintaining a closed system. Available in packs of 2 pieces from manufacturer Witeg, the funnel integrates directly into standard ground-joint assemblies used in research and teaching laboratories. Chemical resistance of the glass supports contact with a wide range of solvents and reagents. The threaded stopcock safeguard reduces the risk of accidental opening during extended experiments. Net weight is 0,512 kg. This dropping funnel is well suited to preparative workflows that demand reproducible dropwise or continuous reagent delivery under controlled laboratory conditions.
This article is part of Dropping funnels, in Funnels.
Key features
- Pack size: 2 pc(s)
- Type: Cylindrical graduated dropping funnel
- Capacity: 500 ml
- Graduation: 10 ml
- Joints: NS 24/29 cone and socket
- Bore: 4 mm
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Questions about Dropping funnels 500ml ST 24/29
What is this article?
Dropping funnels 500ml ST 24/29 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Dropping funnels, inside Funnels, in Labware.
A dropping funnel adds a liquid slowly into a closed reaction through a stopcock and usually a ground joint. A pressure-equalising arm keeps the funnel from air-locking. The joint size and the volume are the specification.
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 Dropping funnels. The catalogue is Labware.
Shelves beside this one are Funnels (plastic, glass & steel), Büchner & filter funnels, Separating 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.
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.

