Beschrijving
Volumetric flask, beaded rim, Boro 3.3, BB, blue graduated, Class A, 100 ml, DE-M is a precision measuring flask for accurate volumetric work in the laboratory. Produced from Boro 3.3 glass, it carries blue graduation markings that give clear contrast for reading the nominal 100 ml capacity. The beaded rim supports secure handling and reliable stopper seating during solution preparation and transfer. As a BLAUBRAND® Class A flask with DE-M marking and ISO individual certificate from manufacturer Brand, it is suited to documented analytical procedures where traceable Class A glassware is required. Supplied as 1 pc, the flask is intended for preparing standard solutions, performing quantitative dilutions and supporting routine volumetric tasks in chemical analysis, quality control and teaching laboratories. Boro 3.3 construction provides the robustness expected of laboratory volumetric glassware under everyday bench conditions. Blue graduations remain easy to read against the transparent body for consistent meniscus observation. This 100 ml format offers a practical working volume for daily quantitative preparations while remaining compact on the bench.
This article is part of Volumetric flasks, in Volumetric glassware.
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Questions about Volumetric flask, flanged rim, Boro 3.3,, BLAUBRAND, grad. in blue, class A,
What is this article?
Volumetric flask, flanged rim, Boro 3.3,, BLAUBRAND, grad. in blue, class A, is the article on this page. Luminix Health distributes BRAND for laboratory use. It sits in Maatkolven, inside Volumetrisch glaswerk, in Labmateriaal.
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 Volumetrisch glaswerk. The sub-category is Maatkolven. The catalogue is Labmateriaal.
Shelves beside this one are Maatcilinders, Buretten, Mengcilinders and Volumetrische accessoires & certificaten.
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.

