A PLUS Jointed Pear‑Shaped Flask – 100ml, 14/23 Joint

The A PLUS Jointed Pear‑Shaped Flask (100ml, 14/23) is part of a high‑quality yet cost‑effective range of ASTM‑accredited 3.3 borosilicate glassware, fully compatible with Quickfit® components. Designed for excellent durability, chemical resistance, and heat tolerance, this flask is ideal for frequent use in school and higher‑education laboratories.

Its pear‑shaped design supports efficient heating, improved mixing, and reduced bumping during boiling. The 14/23 ground‑glass joint ensures a secure, leak‑free connection when used in jointed glassware assemblies, making this flask perfect for refluxing, distillation, and small‑scale synthetic chemistry experiments.

Key Features

• 100ml pear‑shaped flask with 14/23 joint
• Manufactured from ASTM‑accredited 3.3 borosilicate glass
• Fully compatible with Quickfit® jointed glass systems
• Excellent thermal and chemical resistance—ideal for heating and reactions
• Perfect for distillation, reflux, and small‑scale synthesis
• Durable, high‑clarity laboratory glass suitable for repeated use

Ideal for School Science Lessons

Suitable for GCSE, A‑Level, IB, and undergraduate chemistry, this jointed flask is a reliable component for teaching key laboratory techniques. Its 100ml capacity makes it versatile for a broad range of curriculum‑linked practical activities, supporting both demonstration and student‑led experiments.

• Carrying out reflux reactions in organic chemistry
• Building distillation setups using jointed glassware
• Heating and mixing larger small‑scale reaction volumes
• Supporting technician preparations for class practicals
• Learning real‑world laboratory skills used in chemical industries

Robust, precise, and excellent value, the A PLUS Jointed Pear‑Shaped Flask 100ml (14/23) is an essential item for any well‑equipped school or laboratory glassware collection.