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DURAN® Volumetric Flask 5 ml Class A, white graduation, octagonal PE stopper NS 7/16

DURAN® Volumetric Flask 5 ml Class A, white graduation, octagonal PE stopper NS 7/16

SKU: 216780704
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DURAN® Volumetric Flask 5 ml Class A, white graduation, octagonal PE stopper NS 7/16

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DURAN® Volumetric Flask 5 ml Class A, white graduation, octagonal PE stopper NS 7/16

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DURAN® Volumetric Flask 5 ml Class A, white graduation, octagonal PE stopper NS 7/16

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The DURAN® 5 ml Class A volumetric flask is designed with an accurate calibration mark, suitable for precise solution preparation and dilutions in the laboratory. The flask features an easy-to-read white graduation mark and comes with a batch certificate ensuring Class A accuracy. The product uses a standard NS 7/16 octagonal PE stopper for tight sealing and easy handling. Made from high-quality borosilicate glass 3.3, the flask provides excellent thermal resistance, thermal shock resistance, and chemical resistance, making it suitable for analytical applications, standard solution preparation, and scientific research.

Introduction to DURAN 5 ml Class A volumetric flask

The DURAN 5 ml Class A volumetric flask (product code 216780704) from Duran (Germany) is a specialized volumetric measuring instrument used to prepare sample solutions with high precision. Fabricated from high-grade borosilicate 3.3 glass, it offers superior thermal resistance, thermal shock resistance, and chemical durability, meeting various analytical technical requirements.

Outstanding features

  • Meets Class A accuracy with an easy-to-read white ring mark and includes a batch certificate.
  • Durable borosilicate 3.3 glass material with effective heat and chemical corrosion resistance.
  • Equipped with an octagonal PE plastic stopper (NS 7/16) ensuring a tight seal, convenient handling, and anti-roll protection on lab benches.
  • Small 5 ml capacity, optimized for volumetric preparation and dilution of micro-volume samples.

Applications

  • Prepares standard solutions and analytical reagents in laboratories.
  • Accurately dilutes test samples in pharmaceutical, chemical, and environmental testing.
  • Performs high-precision volumetric measurements in scientific research.

Frequently Asked Questions

Does the DURAN 5 ml Class A volumetric flask include a calibration certificate?
The product comes with a batch certificate from Duran verifying its Class A accuracy.

What are the advantages of the NS 7/16 octagonal PE stopper during handling?
The octagonal design of the PE stopper prevents rolling on flat surfaces and supports tight, effortless sealing and opening.

Specifications table
Capacity 1-50ml

Frequently used with

See also: Plastic wash bottle, Glass funnel, Analytical balances, Glass Pasteur pipette, Glass weighing bottles

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