Description
DURAN® class B burettes in brown glass provide precise volumetric delivery for titration and analytical work. Each burette offers a nominal volume of 10 ml with a fine line graduation of 0,02 ml (20 µl) and is manufactured from borosilicate glass 3.3. The amber-brown glass protects light-sensitive reagents while the white graduation ensures clear readability. A straight glass stopcock allows controlled dispensing. Conformity to DIN EN ISO 385 guarantees reliable class B accuracy for routine laboratory titrations. The robust DURAN® material delivers excellent chemical resistance and thermal stability typical of borosilicate 3.3. These burettes from manufacturer Hirschmann are supplied as a practical pack and suit educational, quality-control and research environments where light protection and dependable volume measurement are essential. Ideal for acid-base, redox and other classical volumetric analyses requiring amber glassware and fine scale division.
This article is part of Burettes, in Volumetric glassware.
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Questions about BURETTES CL. B 10:0,02 ML, BROWN GLASS, STRAIGHT STOPCOCK
What is this article?
BURETTES CL. B 10:0,02 ML, BROWN GLASS, STRAIGHT STOPCOCK is the article on this page. Luminix Health distributes Hirschmann 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.

