Description
Flat-bottom flask with NS 29/32 is a laboratory vessel intended for chemical work that requires a free-standing flask with a larger standardised ground joint. This 50 ml flask is fitted with ground joint NS 29/32, allowing secure connection to matching condensers, adapters and other NS 29/32 apparatus. Delivered as a pack of 10 pieces, it supports teaching courses, parallel experiments and routine preparative work where several identical flasks are needed at once. The flat bottom provides stable bench placement during filling, weighing or brief holding of mixtures without always requiring a separate stand for light loads. These flat-bottom flasks from manufacturer Dinkelberg are appropriate for general laboratory applications in research, quality control and education. Country of origin is the Czech Republic. The NS 29/32 joint promotes interchangeability with widely used European laboratory glassware and helps maintain uniform assemblies. Typical tasks include dissolving solids, simple mixing, temporary solution storage and controlled heating on a hot plate when suitable support and laboratory practice are observed. Choose this 50 ml NS 29/32 multipack when matching flat-bottom flasks are required for efficient bench workflows.
This article is part of Round-bottom flasks, in Beakers & flasks. See also Flat-bottom flasks.
Key features
- Pack size: 10 pcs
- Product type: Flat-bottom flask
- Ground joint: NS 29/32
- Capacity: 50 ml
- Country of origin: Czech Republic
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Questions about Flask, flat bottom with SJ 29/32, 50ml, 10/PK
What is this article?
Flask, flat bottom with SJ 29/32, 50ml, 10/PK is the article on this page. Luminix Health distributes Dinkelberg 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.
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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.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

