Description
Dropping funnel 500 ml NS 19/26 is a cylindrical, graduated laboratory glassware item designed for controlled addition of liquids in synthesis and preparative work. It features a 500 ml capacity with 10 ml graduation intervals, a ground joint system of cone and socket NS 19/26, and a 4 mm bore. The NS-PTFE stopcock is equipped with a threaded stopcock security to help maintain reliable sealing during operation. Suitable for dosing and dropwise addition tasks in chemical and analytical laboratories, this funnel supports precise volume control when transferring reagents. The cylindrical body and clear graduation markings facilitate straightforward reading of liquid levels. Manufactured by Witeg, the unit is supplied as a practical multi-piece pack for routine laboratory use. Net weight is approximately 0,498 kg per item. Ideal for organic synthesis setups, extraction workflows, and general wet-chemistry applications where NS 19/26 compatibility and PTFE stopcock performance are required.
This article is part of Dropping funnels, in Funnels.
Key features
- Pack size: 2 pc(s)
- Capacity: 500 ml
- Graduation: 10 ml
- Joint size: NS 19/26
- Bore: 4 mm
- Stopcock: NS-PTFE with threaded security
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Questions about Dropping funnels 500ml ST 19/26
What is this article?
Dropping funnels 500ml ST 19/26 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.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.