Description
Volumetric flasks with stopper, class B are crystal-clear laboratory flasks manufactured from polymethylpentene (PMP) for reliable volumetric preparation. This version offers a nominal capacity of 100 ml and a standard ground joint of size 14/23 closed with a polypropylene (PP) stopper. Packed as 2 pieces from manufacturer Vitlab, the flasks are designed for routine volumetric analysis, preparation of working standards and controlled dilutions in research, quality-control and educational laboratories. PMP delivers high optical clarity with a lightweight body that is convenient for daily bench handling. Class B accuracy covers general analytical applications where class A limits are not mandatory. The ground joint and PP stopper provide a secure closure during inversion, mixing and short-term storage of prepared solutions. Clear walls support confident meniscus alignment at the calibration line. The 100 ml format is well suited to common assay volumes and stock dilutions, integrating easily into standard sets of volumetric plasticware used across the laboratory.
This article is part of Volumetric flasks, in Volumetric glassware.
Key features
- Pack size: 2 pc(s)
- Volume: 100 ml
- Accuracy class: B
- Material: PMP
- Stopper material: PP
- Ground joint: 14/23
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Questions about Volumetric flasks class B crystal clear, 100 ml, 14/23
What is this article?
Volumetric flasks class B crystal clear, 100 ml, 14/23 is the article on this page. Luminix Health distributes Vitlab 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.
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.

