DURAN® 500 ml narrow neck round bottom flask with rim – Round Bottom Flask

Introduction to DURAN 500 ml round bottom flask, narrow neck

The DURAN 500 ml round bottom flask (code 217214403) from Duran (Germany) is specialized laboratory glassware for heating, distillation, and synthesis techniques. Made from high-quality borosilicate 3.3 glass, it offers superior mechanical strength and thermal resistance. The round-bottom design combined with a narrow neck promotes uniform heat distribution and minimizes liquid splashing during operation.

Outstanding features

• Made of borosilicate 3.3 glass with excellent chemical resistance, heat resistance, and effective thermal shock resistance.
• Round bottom design ensures uniform heat distribution across the flask during heating or reaction procedures.
• Beaded rim enhances mechanical strength, helping to minimize flask mouth chipping.
• Capacity of 500 mL flexibly accommodates common synthesis and analytical experiments.

Applications

• Performing chemical reactions, thermal reactions, or organic synthesis.
• Assembling into distillation, reflux, or sample evaporation systems.
• Heating and processing solutions in pharmaceutical, chemical, and testing research.

Frequently Asked Questions

What material is the DURAN 500 mL round bottom flask made of?
The product is made of borosilicate 3.3 glass by Duran (Germany), offering high chemical resistance and outstanding thermal shock resistance.

What is the purpose of the round bottom design?
The round bottom ensures an even thermal contact surface, optimizing heat transfer during solution heating or distillation.