Description
Volumetric flask class A USP 2000 ml amber glass with poly stopper NS 29/32 is a precision measuring vessel made from DURAN® borosilicate glass 3.3. White graduated with a scale division of 0,50 ml, it delivers a nominal volume of 2000 ml and stands 370 mm high. The flask incorporates an NS 29/32 ground joint and is supplied with a polyethylene stopper for reliable sealing during preparation and storage of solutions. Amber glass construction protects light-sensitive reagents and samples from photodegradation. This class A instrument complies with USP requirements and is well suited for preparing accurate standard solutions, volumetric dilutions and quantitative analyses in analytical chemistry, quality-control and pharmaceutical laboratories. A free USP batch calibration certificate is available from manufacturer Hirschmann via their online service, while an individual USP certificate can be ordered at extra cost. The chemically resistant borosilicate glass ensures long-term durability and thermal stability under routine laboratory conditions, supporting reproducible results in everyday volumetric work.
This article is part of Volumetric flasks, in Volumetric glassware.
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Questions about VOLUMET. FLASK A USP 2000 ML, AMBER GLASS POLYST. NS29/32
What is this article?
VOLUMET. FLASK A USP 2000 ML, AMBER GLASS POLYST. NS29/32 is the article on this page. Luminix Health distributes Hirschmann 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.
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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.

