Simax Borosilicate Glass Gas Jar – 20 × 6cm (Cylindrical, Without Lid)

This Simax Cylindrical Glass Gas Jar is a high‑quality, well‑finished piece of laboratory glassware designed for safe and reliable use in educational settings. Manufactured from premium Simax borosilicate glass, it provides excellent clarity, durability, and resistance to heat and chemicals. Measuring 20cm in height × 6cm in diameter, this gas jar offers a larger internal volume and is supplied without a lid.

The jar features a robust, flat base for enhanced stability during experiments, along with a reinforced top flange for safe handling and long‑term classroom use. Simax borosilicate glass is globally recognised for its superior thermal shock resistance and chemical durability, making this gas jar ideal for regular use in busy school laboratories and prep rooms.

The clear glass construction allows excellent observation of gas behaviour and reactions, supporting both student investigations and teacher‑led demonstrations.

Key Features

• Simax borosilicate glass gas jar
• Cylindrical design
• Dimensions: 20cm height × 6cm diameter
• Supplied without lid
• Robust base for improved stability
• Reinforced top flange for safe handling
• Excellent thermal and chemical resistance
• Clear glass for easy observation
• Suitable for school and laboratory use

Ideal for School Science Lessons

This 20 × 6cm gas jar is ideal for use in KS3, GCSE, and A‑Level science lessons, particularly in chemistry experiments involving gas preparation and observation. Its wider diameter makes it especially useful for visual demonstrations.

• Collecting gases using upward or downward displacement of air
• Demonstrating properties of gases such as density and diffusion
• Observing reactions involving oxygen, hydrogen, and carbon dioxide
• Supporting hands‑on investigations into gas production
• Teaching safe handling of laboratory glassware

Strong, stable, and classroom‑ready, this Simax 20 × 6cm Glass Gas Jar is an essential tool for safe, effective, and engaging practical science teaching.