DWK Duran 250 mL Flat Bottom Flask, Narrow Neck, Beaded Rim

The DWK Duran 250 mL Flat Bottom Flask is a versatile laboratory vessel designed for heating and mixing applications. Crafted from high-quality borosilicate glass 3.3, this flask offers excellent thermal resistance and uniform wall thickness, ensuring durability and safety during use. The flat base allows the flask to stand upright without the need for additional support rings, facilitating ease of use in various experimental setups. The narrow neck with a beaded rim provides a secure fit for stoppers and other apparatus, minimizing the risk of spillage and contamination. This flask complies with DIN ISO 1773 standards and is autoclavable, making it suitable for sterilization and repeated use in diverse laboratory environments.

Key Features:

• Brand: DWK Duran
• Material: Borosilicate glass 3.3
• Capacity: 250 mL
• Neck Type: Narrow neck with beaded rim
• Dimensions: Diameter: 85 mm; Height: 138 mm
• Standards Compliance: DIN ISO 1773
• Thermal Resistance: Uniform wall thickness suitable for heating applications
• Autoclavable: Yes, for easy sterilization
• Applications: Ideal for distillation, heating, and mixing processes

This flask is an essential tool for laboratories requiring reliable and high-quality glassware for precise chemical handling and experimentation.