Labglass Conical Flask 1000ml, Wide Neck – Borosilicate Glass [2684]

The Labglass 1000ml Wide Neck Conical Flask, also known as an Erlenmeyer flask, is a robust and versatile piece of laboratory glassware manufactured from high‑quality 3.3 borosilicate glass. The wide neck design allows easy filling, cleaning, and insertion of laboratory accessories, making it particularly suitable for frequent use in school and college laboratories.

Its classic conical shape enables safe, efficient mixing by swirling while reducing the risk of splashing. The wide neck provides improved access for thermometers, delivery tubes, and repeated reagent addition. With a bubble‑free construction, the flask offers excellent resistance to thermal shock and chemical attack. Manufactured to conform with ISO 24450, it delivers consistent quality and dependable performance for routine educational laboratory work.

With a generous 1000ml capacity, this wide neck conical flask is ideal for preparing larger solution volumes, heating liquids, and carrying out demonstration experiments in science classrooms and laboratories.

Key Features

• 1000ml capacity conical (Erlenmeyer) flask
• Manufactured from durable 3.3 borosilicate glass
• Wide neck for easy filling, cleaning, and apparatus access
• Conical shape allows safe, splash‑free mixing
• Excellent resistance to heat, chemicals, and thermal shock
• Bubble‑free glass for strength and clarity
• Conforms to ISO 24450 laboratory standards

Compatible Rubber Stoppers

• 2748 – Solid rubber stopper, 40mm
• 2749 – 1‑hole rubber stopper, 40mm
• 2750 – 2‑hole rubber stopper, 40mm

Ideal for School Science & Chemistry Lessons

The Labglass 1000ml Wide Neck Conical Flask is ideal for KS3, GCSE, and A‑Level science lessons, particularly in chemistry where controlled mixing, heating, and preparation of larger volumes are required. The wide neck design makes it especially practical for student use and repeated handling during experiments.

• Mixing and heating liquids safely and efficiently
• Preparing and storing chemical solutions
• Conducting reaction rate and equilibrium experiments
• Teacher‑led demonstrations of chemical processes
• Teaching correct handling of laboratory glassware

Strong, practical, and manufactured to recognised international standards, the Labglass 1000ml Wide Neck Conical Flask is a dependable laboratory essential that supports safe, effective, and engaging science teaching.