Description
Compact burette BLAUBRAND® AS brown glass with PTFE stopcock, 50 ml : 0,1 ml, Boro 3.3, DE-M provides accurate volumetric control for titration and precise reagent addition in professional laboratories. Made from high-quality borosilicate glass 3.3, the brown glass construction offers effective protection against light for sensitive solutions. Class AS accuracy together with a 0,1 ml graduation interval supports dependable quantitative results across a variety of analytical methods. The PTFE stopcock delivers consistent, grease-free operation and outstanding resistance to aggressive chemicals, maintaining a tight seal over extended service life. Packed as a single unit and bearing the DE-M mark, the space-saving compact design fits easily on crowded benches and works with standard stands as well as Schilling-type rapid burette configurations. Suitable for acid-base, redox, precipitation and complexometric titrations in research, industrial quality control, pharmaceutical and academic settings, this burette is produced by manufacturer Brand as part of the BLAUBRAND® line. Its sturdy construction ensures reliable performance under regular laboratory use and cleaning regimes.
This article is part of Burettes, in Volumetric glassware.
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Questions about Comp. burette PTFE stopc. BB AS amber gl, 50 ml:0,1 ml, Boro 3.3, DE-M
What is this article?
Comp. burette PTFE stopc. BB AS amber gl, 50 ml:0,1 ml, Boro 3.3, DE-M is the article on this page. Luminix Health distributes BRAND for laboratory use. It sits in Burettes, inside Volumetric glassware, in Labware.
A burette delivers a measured volume through a stopcock, which is how a titration is read. Class A and class AS state the tolerance. The stopcock, glass or PTFE, and the volume of the burette are the choices. A dirty bore changes the delivered volume.
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 Burettes. The catalogue is Labware.
Shelves beside this one are Volumetric flasks, Measuring cylinders, 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.

