Description
Volumetric flask, class A, with plastic stopper, individual certificate and QR code is a precision laboratory vessel made from high-quality borosilicate glass 3.3. With a nominal volume of 0,25 l it is designed in accordance with ISO 1042 and DIN 12664 and adjusted for content (TC, In). Conformity with legal metrology requirements is documented by the official “DE-M (year)” symbol printed on each flask. A unique identification number is etched into the glass of every unit, and each flask is supplied with an individual calibration certificate that states the actual volume of the corresponding flask. A printed QR code on the vessel enables convenient download of the certificate. The PE plastic stopper ensures reliable closure during preparation and handling of volumetric solutions. Offered as a single piece with a net weight of 0,204 kg from manufacturer Labbox, this class A volumetric flask supports accurate analytical work, standard preparation and quality-control procedures in research and industrial laboratories where traceable class A performance is required. Borosilicate glass 3.3 provides chemical resistance and thermal stability for everyday laboratory use.
This article is part of Volumetric flasks, in Volumetric glassware.
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Questions about Volumetric flask class A with plastic stopper, with individual certificate and Q
What is this article?
Volumetric flask class A with plastic stopper, with individual certificate and Q is the article on this page. Luminix Health distributes Labbox 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?
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.

