Description
Rotilabo® round bottom flask, 100 ml is a borosilicate glass round-bottom vessel fitted with standard ground joint NS 19/26. The 100 ml working volume is well suited to preparative chemistry, sample concentration and multi-step procedures that exceed micro-scale capacities yet remain manageable on a standard laboratory bench. The NS 19/26 joint is a widely used intermediate size, enabling direct coupling to condensers, dropping funnels, thermometer adapters and other jointed accessories. Each unit is supplied in packs of 10 pc(s), supporting efficient stocking for routine laboratory operations. This Rotilabo® flask from manufacturer ROTH SELECTION belongs to the category of round flasks and flasks with ground glass joints and is intended for general chemical and analytical glassware use. Pack weight is 0,800 kg. Borosilicate construction offers the thermal shock resistance and chemical durability required for heating, cooling and solvent contact. The spherical base promotes even heat transfer in mantles or baths and seats securely in standard clamps and supports during reflux, distillation or reaction monitoring.
This article is part of Round-bottom flasks, in Beakers & flasks. See also Flat-bottom flasks.
Key features
- Pack size: 10 pc(s)
- Brand: Rotilabo®
- Product type: Round bottom flask
- Volume: 100 ml
- Material: Borosilicate glass
- Ground joint: NS 19/26
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Questions about Rotilabo®-round bottom flask, 100 ml, borosilicate glass, NS 19/26, 10 unit(s)
What is this article?
Rotilabo®-round bottom flask, 100 ml, borosilicate glass, NS 19/26, 10 unit(s) is the article on this page. Luminix Health distributes Carl Roth 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?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.

