Description
DURAN® volumetric flask, class B is a laboratory vessel for volumetric analysis and preparation of solutions to a defined volume. This model has a nominal capacity of 1000 ml and carries white graduation for clear reading when the meniscus is set to the calibration mark. Class B accuracy suits general analytical, quality-control and teaching work where class B tolerances are specified. The flask is offered in a pack of 2 pc(s) from manufacturer DWK Life Sciences and supports routine tasks such as standard-solution make-up, sample dilution and quantitative transfer in chemical and life-science laboratories. White graduation contrasts with the clear glass body to aid volume observation under normal bench lighting. At a weight of 0,504 kg per unit, the flask remains practical for everyday handling while staying stable on the laboratory bench. It belongs to the volumetric-flask category used for volumetric analysis and integrates readily with other DURAN® glassware in research, industrial QC and educational settings that require reliable 1000 ml class B volumetric capacity.
This article is part of Volumetric flasks, in Volumetric glassware.
Key features
- Pack size: 2 pc(s)
- Type: Volumetric flask
- Brand: DURAN®
- Accuracy class: Class B
- Capacity: 1000 ml
- Graduation: White
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Questions about DURAN®-volumetric flask, class B, 1000 ml, white graduation, 2 unit(s)
What is this article?
DURAN®-volumetric flask, class B, 1000 ml, white graduation, 2 unit(s) is the article on this page. Luminix Health distributes DWK Life Sciences for laboratory use. It sits in Volumetric flasks, inside Volumetric glassware, in Labware.
A volumetric flask is calibrated to contain one volume at a reference temperature, with a single mark on a narrow neck. Class A is the tight tolerance. It is not a storage bottle and it is not for heating. The stopper is part of the calibrated article.
Volumetric glassware is glass that has been calibrated to contain or to deliver one stated volume at a reference temperature. That calibration is the whole point. Class A and class AS have a tighter tolerance than class B. A volumetric flask contains. A pipette and a burette deliver. A measuring cylinder is the coarser reading, used when the volume is not the result. The classes sit under ISO laboratory glassware. The chain back to the unit of volume is the work of the BIPM and of NIST.
Which category should I open next?
The category is Volumetric glassware. The sub-category is Volumetric flasks. The catalogue is Labware.
Shelves beside this one are Measuring cylinders, Burettes, Mixing cylinders and Volumetric accessories & certificates.
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.

