A PLUS Erlenmeyer Jointed Flask – 25ml, 14/23 Joint (ASTM‑Accredited Borosilicate Glass)

The A PLUS Erlenmeyer Jointed Flask (25ml, 14/23) is a high‑quality, cost‑effective laboratory flask crafted from ASTM‑accredited 3.3 borosilicate glass. Designed for durability and precision, it offers excellent resistance to thermal shock and chemical corrosion. Fully compatible with Quickfit‑style jointed glassware, this flask is ideal for both educational and professional laboratory environments.

Featuring a clear 14/23 ground‑glass joint and easy‑to‑read graduations, the flask supports accurate measurement and seamless integration with condensers, adapters, and other jointed glass components. Its classic Erlenmeyer shape provides stability, controlled swirling, and efficient mixing, making it a versatile choice for a wide range of experiments.

Key Features

• 25ml Erlenmeyer flask with 14/23 joint
• Made from ASTM‑accredited 3.3 borosilicate glass
• Thermal and chemical resistance for long‑lasting performance
• Compatible with Quickfit‑style jointed glassware
• Jointed design allows secure connections with laboratory apparatus
• Clear graduations for straightforward volume measurement
• Ideal for mixing, heating, titration, and reflux setups

Ideal for School Science Lessons & Lab Activities

This jointed Erlenmeyer flask is perfect for KS3, GCSE, and A‑Level science lessons, allowing students to safely explore essential chemistry techniques. Teachers and technicians can use it for:

• Reflux experiments when paired with condensers and jointed adapters
• Titration setups where controlled mixing and stability are required
• Reaction investigations involving heating or gentle swirls
• Demonstrations of glassware compatibility using standardised joints
• Micro‑scale chemistry activities due to its compact 25ml capacity

Robust, reliable, and fully compatible with common school laboratory equipment, the A PLUS Jointed Erlenmeyer Flask helps support safe and effective practical learning in science classrooms.