Description
Pointed flask with standard ground joint is a borosilicate laboratory flask suited to small- and medium-scale preparative and analytical work. Produced from Boro 3.3 glass with white inscription according to DIN 12383, it provides a nominal volume of 25 ml and a female ground joint NS 14/23 for reliable coupling to standard joint accessories. The pointed shape promotes thorough drainage and efficient transfer of residual liquid, supporting work where sample recovery matters. Delivered without stopper, the flask can be fitted with a matching stopper or connected directly into distillation and reaction assemblies. This model from manufacturer Hecht is appropriate for organic synthesis, solvent concentration and general laboratory procedures that benefit from the chemical durability and thermal shock resistance of borosilicate 3.3. Durable white lettering aids identification during multi-step workflows. Supplied as a multi-piece pack, it offers a convenient way to maintain bench stock of standardised 25 ml pointed flasks with NS 14/23 joints in teaching and research environments.
This article is part of Round-bottom flasks, in Beakers & flasks. See also Flat-bottom flasks.
Key features
- Pack size: 10 pc(s)
- Material: Boro 3.3
- Volume: 25 ml
- Joint size: NS 14/23
- Standard: DIN 12383
- Inscription: White
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Questions about Flasks, boiling, pear shape with socket, DIN 12383, Boro 3.3, printing white,
What is this article?
Flasks, boiling, pear shape with socket, DIN 12383, Boro 3.3, printing white, is the article on this page. Luminix Health distributes Hecht for laboratory use. It sits in Round-bottom flasks, inside Beakers & flasks, in Labware.
A round-bottom flask is the heating flask of a distillation or a reflux. The curved wall takes the heat, and the ground neck connects to a still head or a condenser. The joint size, not only the volume, has to match the rest of the set.
A beaker is an open working vessel: easy to pour, poor as a measure. An Erlenmeyer flask has a flat base and a conical wall so a liquid can be swirled without climbing out. A round-bottom flask is for heating under a condenser, because the heat meets a curved wall and the joint at the neck connects to the rest of the glassware. Borosilicate is the glass that survives the temperature change. These forms are listed under ISO laboratory glassware.
Which category should I open next?
The category is Beakers & flasks. The sub-category is Round-bottom flasks. The catalogue is Labware.
Shelves beside this one are Beakers, Erlenmeyer flasks, Reaction vessels & jacketed vessels, Flat-bottom flasks, Flasks (other) and Beaker & flask accessories.
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.

