Name: DWK Duran 500 mL Round Bottom Flask, Narrow Neck, Beaded Rim
Brand: DWK Life Sciences
SKU: 9.141 444
Price: 42.5 SGD
Availability: InStock

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The DWK Duran Flat Bottom Flask with Narrow Neck and Beaded Rim, 50 mL, is designed for laboratory applications that require precise and durable glassware. Made from high-quality Duran borosilicate glass 3.3, this flask offers superior chemical and thermal resistance. The flat bottom provides stability during use, allowing the flask to stand without a supporting ring. The narrow neck facilitates controlled pouring and minimizes evaporation, while the beaded rim adds strength and durability. Autoclavable for sterilization, this flask is ideal for mixing, heating, and conducting chemical reactions in laboratory settings.

Key Features:
<ul>
 <li>Brand: DWK </li>
 <li>Material: Duran borosilicate glass 3.3 for exceptional chemical and thermal resistance</li>
 <li>Capacity: 50 mL</li>
 <li>Design: Flat bottom for stability; narrow neck with beaded rim for controlled pouring and enhanced strength</li>
 <li>Dimensions: Outer diameter 105 mm; height 163 mm; neck outer diameter 34 mm</li>
 <li>Standards Compliance: Meets DIN ISO 1773 specifications</li>
 <li>Autoclavable: Suitable for sterilization processes</li>
</ul>

This DWK Duran Flat Bottom Flask is an essential tool for laboratories that require high-quality glassware with superior chemical resistance and durability. Perfect for a wide range of applications, including mixing, heating, and chemical reactions, this flask ensures precise results and reliability in any laboratory setting. Upgrade your lab with this reliable, autoclavable flask to enhance your research and experiments.

Discover the DWK Duran Flat Bottom Flask, 50 mL—engineered for precision and durability in laboratory applications.

DWK Duran Flat Bottom Flask, Narrow Neck, 50 mL

Round bottom flasks,DURAN®,narrow neck, cap. 50 ml

The DWK Duran 100 mL Round Bottom Flask is a versatile laboratory vessel designed for various applications, including heating and distillation. Manufactured from high-quality borosilicate glass 3.3, this flask offers excellent thermal resistance and chemical durability. The narrow neck with a beaded rim ensures compatibility with standard stoppers and connectors, providing a secure fit during experiments. Its uniform wall thickness allows for even heating, making it suitable for use with heating mantles or liquid baths. Additionally, the flask complies with DIN ISO 1773 standards, ensuring reliable performance in laboratory settings.

Key Features:

<ul>
 <li>Brand: DWK Duran</li>
 <li>Material: Borosilicate glass 3.3</li>
 <li>Capacity: 100 mL</li>
 <li>Neck Type: Narrow neck with beaded rim</li>
 <li>Standard Compliance: DIN ISO 1773</li>
 <li>Thermal Resistance: Suitable for uniform heating applications</li>
 <li>Chemical Durability: High resistance to chemical attack</li>
</ul>

This flask is ideal for laboratories requiring dependable glassware for heating, distillation, and other chemical processes.

Buy the DWK Duran 100 mL Round Bottom Flask with narrow neck and beaded rim. Ideal for heating and distillation applications.

DWK Duran 100 mL Round Bottom Flask, Narrow Neck, Beaded Rim

Round bottom flasks,DURAN®,narrow neck, cap. 100 ml

The DWK Duran 250 mL Round Bottom Flask is a versatile laboratory vessel designed for various applications, including heating and distillation. Manufactured from high-quality borosilicate glass 3.3, this flask offers excellent thermal resistance and chemical durability. The narrow neck with a beaded rim ensures compatibility with standard stoppers and connectors, providing a secure fit during experiments. Its uniform wall thickness allows for even heating, making it suitable for use with heating mantles or liquid baths. Additionally, the flask complies with DIN ISO 1773 standards, ensuring reliable performance in laboratory settings.

Key Features:

<ul>
 <li>Brand: DWK Duran</li>
 <li>Material: Borosilicate glass 3.3</li>
 <li>Capacity: 250 mL</li>
 <li>Neck Type: Narrow neck with beaded rim</li>
 <li>Standard Compliance: DIN ISO 1773</li>
 <li>Thermal Resistance: Suitable for uniform heating applications</li>
 <li>Chemical Durability: High resistance to chemical attack</li>
</ul>

This flask is ideal for laboratories requiring dependable glassware for heating, distillation, and other chemical processes.

Buy the DWK Duran 250 mL Round Bottom Flask with narrow neck and beaded rim. Ideal for heating and distillation applications.

DWK Duran 250 mL Round Bottom Flask, Narrow Neck

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

Round bottom flasks,DURAN®,narrow neck, cap. 250 ml

The DWK Duran 1000 mL Round Bottom Flask is an essential laboratory vessel designed for uniform heating and efficient mixing of liquids. Manufactured from high-quality borosilicate glass 3.3, this flask offers exceptional thermal resistance and chemical durability. The narrow neck with a beaded rim ensures a secure fit with stoppers and other apparatus, minimizing spillage and contamination risks. Its spherical shape makes it ideal for use in distillation, reflux, and other heating applications, as it allows for even heat distribution and can withstand high-temperature variations. The flask complies with DIN ISO 1773 standards and is autoclavable, ensuring easy sterilization for repeated use in various laboratory settings.

Key Features:

<ul>
 <li>Brand: DWK Duran</li>
 <li>Material: Borosilicate glass 3.3</li>
 <li>Capacity: 1000 mL</li>
 <li>Neck Type: Narrow neck with beaded rim</li>
 <li>Standards Compliance: DIN ISO 1773</li>
 <li>Thermal Resistance: Uniform heating suitable for high-temperature applications</li>
 <li>Autoclavable: Yes, for easy sterilization</li>
 <li>Applications: Ideal for distillation, reflux, and other heating processes</li>
</ul>

This flask is a reliable choice for laboratories requiring high-quality glassware for precise and safe chemical handling.

Buy the DWK Duran 1000 mL Round Bottom Flask with narrow neck and beaded rim. Ideal for heating and distillation applications.

DWK Duran 1000 mL Round Bottom Flask, Narrow Neck

DWK Duran 1000 mL Round Bottom Flask, Narrow Neck, Beaded Rim

Round bottom flasks,DURAN®,narrow neck, cap. 1000 ml

The DWK Duran Round Bottom Flask with Narrow Neck, 4000 mL, is designed for demanding laboratory applications requiring precise and durable glassware. Manufactured from high-quality Duran borosilicate glass 3.3, this flask offers exceptional chemical and thermal resistance. The round bottom ensures uniform heating, making it ideal for distillation and heating processes. The narrow neck facilitates controlled pouring and minimizes evaporation, while the beaded rim adds strength and durability. Autoclavable for sterilization, this flask is a reliable choice for various laboratory settings.

Key Features:
<ul>
 <li>Brand: DWK </li>
 <li>Material: Duran borosilicate glass 3.3 for superior chemical and thermal resistance</li>
 <li>Capacity: 4000 mL</li>
 <li>Design: Round bottom for uniform heating; narrow neck with beaded rim for controlled pouring and enhanced strength</li>
 <li>Dimensions: Diameter 207 mm; height 290 mm; neck outer diameter 52 mm</li>
 <li>Standards Compliance: Complies with DIN ISO 1773</li>
 <li>Autoclavable: Suitable for sterilization processes</li>
</ul>

This DWK Duran Round Bottom Flask is the ideal solution for laboratories that require high-performance glassware capable of withstanding extreme conditions. With its superior durability, precision design, and ability to facilitate uniform heating, it is an essential tool for a wide range of scientific applications. Upgrade your laboratory with this essential flask to ensure reliable and efficient results in your experiments.

Discover the DWK Duran Round Bottom Flask, 4000 mL—engineered for precision and durability in laboratory heating applications.

DWK Duran Round Bottom Flask, Narrow Neck, 4000 mL

DWK Duran Round Bottom Flask, Narrow Neck, 4000 mL​

Round bottom flasks,DURAN®,narrow neck, cap. 4000 ml

The DWK Duran Round Bottom Flask, 3000 ml, with Bladed Rim, is made from high-quality Duran borosilicate glass, providing excellent thermal shock and chemical resistance. The round bottom design ensures uniform heating and mixing of liquids, making it ideal for laboratory applications that require efficient heating, distillation, and chemical reactions. The bladed rim ensures secure sealing and prevents leaks, enhancing safety during use. The 3000 ml capacity is perfect for medium-scale laboratory processes.

Key Features:

<ul>
<li>Brand: DWK Duran </li>
<li>Material: Duran borosilicate glass for superior durability and chemical resistance</li>
<li>Capacity: 3000 ml</li>
<li>Design: Round bottom for uniform heating and mixing, bladed rim for secure sealing</li>
<li>Application: Ideal for heating, distillation, and chemical reactions in laboratory settings</li>
<li>Compatibility: Suitable for use with heating mantles, rotary evaporators, and other laboratory equipment</li>
</ul>

DWK Duran round bottom flasks are essential for reliable, efficient heating and distillation in medium-scale laboratory processes.

DWK Duran 3000 ml round bottom flask with bladed rim—perfect for heating, distillation, and chemical reactions in labs.

DWK Duran Round Bottom Flask, 3000 ml, with Bladed Rim

Round bottom flask DURAN 3000ml with bladed rim

The DWK Duran Round Bottom Flask, Narrow Neck, Cap. 5000 ml, is crafted from high-quality Duran borosilicate glass, ensuring exceptional resistance to thermal shock and chemical corrosion. The round bottom design provides uniform heating and efficient mixing, making it ideal for distillation, heating, and chemical reactions in laboratory environments. The narrow neck allows for easier control when pouring, while the 5000 ml capacity is perfect for medium-to-large-scale laboratory processes.

Key Features:

<ul>
<li>Brand: DWK Duran </li>
<li>Material: Duran borosilicate glass for superior durability and chemical resistance</li>
<li>Capacity: 5000 ml</li>
<li>Design: Round bottom for even heating and mixing, narrow neck for easy pouring</li>
<li>Application: Ideal for heating, distillation, and chemical reactions in laboratory settings</li>
<li>Compatibility: Suitable for use with laboratory heating equipment, rotary evaporators, and more</li>
</ul>

DWK Duran round bottom flasks are the ideal choice for medium-to-large-scale laboratory processes that require reliable heating, mixing, and distillation.

DWK Duran 5000 ml round bottom flask with narrow neck—perfect for heating, distillation, and chemical reactions in laboratories.

DWK Duran Round Bottom Flask, Narrow Neck, Cap. 5000 ml

Round bottom flask, DURAN, narrow neck cap. 5000 ml

The DWK Duran Round Bottom Flask, 20000 ml, Not Acc. to ISO, is manufactured from high-quality Duran borosilicate glass, offering superior resistance to thermal shock and chemical corrosion. The round bottom design ensures even heating and mixing, making it ideal for large-scale heating, distillation, and chemical reactions in laboratory environments. Although it is not manufactured to ISO standards, it still provides excellent performance and reliability in industrial and laboratory settings requiring a large volume flask.

Key Features:

<ul>
<li>Brand: DWK Duran </li>
<li>Material: Duran borosilicate glass for outstanding durability and resistance to chemicals</li>
<li>Capacity: 20000 ml</li>
<li>Design: Round bottom for uniform heating and mixing, large capacity for large-scale applications</li>
<li>Application: Suitable for heating, distillation, and chemical reactions in laboratories or industrial settings</li>
<li>Compatibility: Ideal for use with large-scale heating devices, rotary evaporators, and laboratory glassware</li>
</ul>

DWK Duran round bottom flasks are the ideal solution for large-scale laboratory processes and industrial applications, providing reliable performance even without ISO certification.

DWK Duran 20000 ml round bottom flask—ideal for large-scale heating, distillation, and chemical reactions in labs and industrial settings.

DWK Duran Round Bottom Flask, 20000 ml, Not Acc. to ISO

Round bottom flask, DURAN, 20000 ml, not acc.to ISO

The DWK Duran Round Bottom Flask, Narrow Neck, with Beaded and Reinforced Rim, 12000 ml, is made from high-quality Duran borosilicate glass, offering exceptional resistance to thermal shock and chemical corrosion. Its round bottom ensures even heating and efficient mixing, making it ideal for laboratory applications that require consistent results. The narrow neck allows for precise pouring, while the beaded and reinforced rim provides extra strength and durability, preventing leaks and enhancing safety during use. The 12000 ml capacity is perfect for medium to large-scale laboratory processes.

Key Features:

<ul>
<li>Brand: DWK Duran </li>
<li>Material: Duran borosilicate glass for superior durability and chemical resistance</li>
<li>Capacity: 12000 ml</li>
<li>Design: Round bottom for uniform heating and mixing, narrow neck for controlled pouring, beaded and reinforced rim for added strength</li>
<li>Application: Ideal for heating, distillation, and chemical reactions in laboratory environments</li>
<li>Compatibility: Suitable for use with laboratory heating equipment, rotary evaporators, and more</li>
</ul>

DWK Duran round bottom flasks with beaded and reinforced rims are the perfect solution for medium to large-scale laboratory processes, providing reliable performance and enhanced safety.

DWK Duran 12000 ml round bottom flask with narrow neck and reinforced rim—perfect for heating, distillation, and chemical reactions in labs.

DWK Duran Round Bottom Flask, Narrow Neck, with Beaded and Reinforced Rim, 12000 ml

DURAN® Round bottom flask, narrow neck, with beaded and reinforced rim, 12000 ml

The DWK Duran Round Bottom Flask with Narrow Neck Cap, 2000 mL, is ideal for laboratory applications requiring high-quality glassware for chemical reactions, heating, and distillation. Made from durable Duran glass, this flask offers excellent resistance to chemicals and temperature variations. The round bottom design ensures even heating and mixing, while the narrow neck cap provides a secure seal to prevent spills and contamination. This flask is perfect for use in a variety of scientific processes.
 
 Key Features:
 
 <ul>
 <li>Brand: DWK Duran</li>
 <li>Material: Duran glass for durability and chemical resistance</li>
 <li>Capacity: 2000 mL</li>
 <li>Design: Round bottom for even heating and narrow neck cap for secure sealing</li>
 <li>Application: Ideal for chemical reactions, heating, and distillation</li></ul>
 
 This round bottom flask is a reliable tool for laboratory processes, ensuring precise heating and secure containment for your experiments.

Buy DWK Duran Round Bottom Flask, 2000 mL with narrow neck cap. Durable glassware for chemical reactions, heating, and distillation.

DWK Duran Round Bottom Flask, Narrow Neck Cap, 2000 mL

Round bottom flasks,DURAN®,narrow neck, cap. 2000 ml

The DWK Duran Round Bottom Flask, Narrow Neck, Cap. 6000 ml, Not Acc. to ISO, is made from high-quality Duran borosilicate glass, providing excellent resistance to thermal shock and chemical corrosion. This flask is designed for use in laboratory applications that require heating, chemical reactions, or distillation. Its narrow neck design allows for easy connection to other laboratory apparatus, while the 6000 ml capacity makes it ideal for medium to large-scale experiments and processes. Please note, this flask is not compliant with ISO standards.

Key Features:

<ul>
<li>Brand: DWK Duran </li>
<li>Material: Duran borosilicate glass for exceptional durability and resistance to chemicals</li>
<li>Capacity: 6000 ml</li>
<li>Design: Narrow neck for convenient connection to laboratory equipment</li>
<li>Application: Ideal for chemical reactions, heating, and distillation in laboratory environments</li>
<li>Note: Not compliant with ISO standards</li>
</ul>

DWK Duran round bottom flasks are designed for reliable performance in medium to large-scale laboratory processes, ensuring optimal chemical resistance and durability for various applications.

DWK Duran 6000 ml round bottom flask with narrow neck—ideal for large-scale chemical reactions and laboratory applications (not ISO compliant).

DWK Duran Round Bottom Flask, Narrow Neck, Cap. 6000 ml, Not Acc. to ISO

Round bottom flask, DURAN, narrow neck cap. 6000 ml, not acc.to ISO

The DWK Duran Round Bottom Flask, 10L, Narrow Neck, is made from high-quality Duran borosilicate glass, offering excellent resistance to thermal shock and chemical corrosion. This flask is designed for laboratory applications requiring heating, chemical reactions, or distillation. The narrow neck design allows for easy connection to other laboratory equipment, making it versatile for a wide range of experiments. With a 10L capacity, this flask is ideal for large-scale processes in research, industrial, or educational laboratories.

Key Features:

<ul>
<li>Brand: DWK Duran </li>
<li>Material: Duran borosilicate glass for superior durability and resistance to chemicals</li>
<li>Capacity: 10L</li>
<li>Design: Narrow neck for easy connection to laboratory equipment</li>
<li>Application: Suitable for large-scale chemical reactions, heating, and distillation in laboratories</li>
<li>Compatibility: Compatible with a variety of laboratory equipment for flexible experimental setups</li>
</ul>

DWK Duran round bottom flasks provide a reliable solution for large-scale laboratory processes, ensuring optimal performance and durability for a variety of applications.

DWK Duran 10L round bottom flask with narrow neck—ideal for large-scale chemical reactions and laboratory applications.

DWK Duran Round Bottom Flask, 10L, Narrow Neck

Round bottom flask 10l DURAN, narrow neck

Round bottom flasks,DURAN®,narrow neck, cap. 500 ml

The DWK Duran 500 mL Round Bottom Flask is an essential laboratory vessel designed for uniform heating and efficient mixing of liquids. Crafted from high-quality borosilicate glass 3.3, this flask offers exceptional thermal resistance and durability. The narrow neck with a beaded rim ensures a secure fit with stoppers and other apparatus, minimizing spillage and contamination risks. Its spherical shape makes it ideal for use in distillation, reflux, and other heating applications, as it allows for even heat distribution and can withstand high-temperature variations. The flask is autoclavable, ensuring easy sterilization for repeated use in various laboratory settings.

Key Features:

<ul>
 <li>Brand: DWK Duran</li>
 <li>Material: Borosilicate glass 3.3</li>
 <li>Capacity: 500 mL</li>
 <li>Neck Type: Narrow neck with beaded rim</li>
 <li>Thermal Resistance: Uniform heating suitable for high-temperature applications</li>
 <li>Autoclavable: Yes, for easy sterilization</li>
 <li>Applications: Ideal for distillation, reflux, and other heating processes</li>
</ul>

This flask is a reliable choice for laboratories requiring high-quality glassware for precise and safe chemical handling.

Buy the DWK Duran 500 mL Round Bottom Flask with narrow neck and beaded rim. Ideal for heating and distillation applications.

DWK Duran 500 mL Round Bottom Flask, Narrow Neck, Beaded Rim

SG $42.50

Product overview

Product Specifications

View all DWK Life Sciences products

DWK Duran 500 mL Round Bottom Flask, Narrow Neck, Beaded Rim

SG $42.50

Product overview

Product Specifications

View all DWK Life Sciences​ products

View all DWK Life Sciences products