Description
Cylindrical dropping funnel of 100 ml capacity with PTFE plug and plastic stopper is laboratory glassware for controlled addition of liquids in synthesis, titration and general wet-chemistry work. Manufactured from high-quality borosilicate glass LBG 3.3, it meets DIN/ISO 4800 and 3585 requirements and features clear graduation for volume monitoring during use. The PTFE stopcock plug provides smooth, chemically resistant flow control, while the plastic stopper secures the top opening between additions. Supplied as a single unit from manufacturer Labbox, this funnel suits teaching, research and routine analytical laboratories that need durable borosilicate apparatus for dropwise reagent delivery. The cylindrical body and graduated scale support reproducible dosing of solvents, reagents and reaction mixtures under typical laboratory conditions. Net weight is 0,220 kg. Combining standardised glass quality with PTFE sealing components, it is a practical choice for controlled liquid transfer in organic and inorganic workflows.
This article is part of Dropping funnels, in Funnels.
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Questions about Dropping funnel, with PTFE stopcock and plastic stopper, cylindrical, 100 ml
What is this article?
Dropping funnel, with PTFE stopcock and plastic stopper, cylindrical, 100 ml is the article on this page. Luminix Health distributes Labbox for laboratory use. It sits in Dropping funnels, inside Funnels, in Matériel de laboratoire.
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 Matériel de laboratoire.
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.

