Description
Volumetric flask, trapezoidal shape, is a precision glass vessel for preparing standard solutions and performing volumetric analysis at a nominal capacity of 5 ml. It is supplied with a glass stopper and a standard ground joint 10/19, ensuring a reliable closure during dilution, mixing and temporary holding of calibrated solutions. Blue graduations mark the calibration level clearly for routine laboratory reading. The trapezoidal body form distinguishes this flask within volumetric glassware used for quantitative work. Offered as a pack of 2 pc(s) with a stated weight of 0,046 kg, the item supports everyday preparation of exact volumes in analytical chemistry, quality control and teaching laboratories. These flasks from manufacturer Hirschmann fit workflows that require ground-joint stoppered volumetric glassware with visible blue graduation marks. Suitable for aqueous and many common laboratory solutions where a 5 ml calibrated flask with joint 10/19 is specified, the design combines a compact trapezoidal profile with a matching glass stopper for secure handling on the bench.
This article is part of Volumetric flasks, in Volumetric glassware.
Key features
- Pack size: 2 pc(s)
- Product type: Volumetric flask
- Capacity: 5 ml
- Shape: Trapezoidal
- Stopper: Glass stopper
- Ground joint: 10/19
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Questions about Volumetric flask, trapezoidal shape, w. glass stop., st.gr.joint 10/19, 5 ml
What is this article?
Volumetric flask, trapezoidal shape, w. glass stop., st.gr.joint 10/19, 5 ml 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?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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.
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.

