A PLUS Jointed Round‑Bottom Flask – 1000ml, 24/29 Joint

The A PLUS Jointed Round‑Bottom Flask (1000ml, 24/29) is part of a high‑quality yet cost‑effective range of ASTM‑accredited 3.3 borosilicate glassware. Fully equivalent to and compatible with Quickfit® components, this flask offers exceptional durability, chemical resistance, and thermal stability—making it suitable for demanding laboratory procedures and regular teaching use.

Its large 1000ml capacity makes it ideal for experiments requiring significant reaction volumes, including refluxing, large‑scale distillation, boiling, and synthesis. The classic round‑bottom design ensures uniform heat distribution and excellent resistance to thermal shock, while the precision‑ground 24/29 joint ensures a secure and leak‑free connection within jointed glassware assemblies.

Key Features

• 1000ml round‑bottom flask with 24/29 ground‑glass joint
• Made from ASTM‑accredited 3.3 borosilicate glass
• Fully compatible with Quickfit® jointed glassware
• Superior chemical and thermal resistance for high‑temperature applications
• Ideal for large‑scale distillation, reflux, heating, and synthesis
• High clarity and long‑lasting durability for repeated laboratory use

Ideal for School Science Lessons

Perfect for A‑Level, IB, and undergraduate chemistry, this 1000ml round‑bottom flask is especially useful for demonstrations, whole‑class experiments, and reactions requiring larger volumes. Its compatibility with standard 24/29 jointed glassware makes it easy to integrate into existing apparatus in any modern science department.

• Setting up large‑scale distillation assemblies
• Performing reflux reactions in advanced organic chemistry
• Safely heating and mixing large chemical quantities
• Supporting technician‑prepared demonstrations and advanced practicals
• Helping students develop professional‑level laboratory glassware skills

Durable, versatile, and laboratory‑grade, the A PLUS Jointed Round‑Bottom Flask 1000ml (24/29) is an essential component for any advanced school or university chemistry laboratory.