A PLUS Jointed Pear‑Shaped Flask – 50ml, 19/26 Joint

The A PLUS Jointed Pear‑Shaped Flask (50ml, 19/26) is a high‑quality yet cost‑effective piece of ASTM‑accredited 3.3 borosilicate glassware. Designed for durability, chemical resistance, and thermal stability, this flask provides excellent performance during heating and reaction processes. Fully compatible with Quickfit® components, it integrates seamlessly into standard jointed glassware assemblies.

Its pear‑shaped design improves heat distribution, minimises bumping, and enhances mixing efficiency, making it ideal for refluxing, distillation setups, and small‑scale synthetic chemistry experiments in educational and laboratory environments.

Key Features

• 50ml pear‑shaped flask with a 19/26 ground‑glass joint
• Manufactured from 3.3 borosilicate glass—heat and chemical‑resistant
• ASTM accredited for reliable laboratory performance
• Fully equivalent to and compatible with Quickfit® glassware
• Ideal for reflux, distillation, heating, and small‑scale synthesis
• Durable, clear, laboratory‑grade construction suitable for repeated use

Ideal for School Science Lessons

This jointed pear‑shaped flask is perfect for GCSE, A‑Level, IB, and university chemistry. Its compatibility with standard glassware systems makes it an essential tool for assembling teaching demonstrations and student‑led practicals.

• Suitable for reflux reactions in organic chemistry
• Ideal for use in distillation apparatus with jointed fittings
• Perfect for heating and mixing small reaction quantities
• Supports development of core laboratory skills and real‑world techniques
• A reliable component for technician‑assembled practical setups

Robust, versatile, and excellent value, the A PLUS Jointed Pear‑Shaped Flask 50ml (19/26) is a dependable addition to any school or laboratory glassware collection.