Round Bottom Flask – 250ml, 3 Necks (Borosilicate Glass, 24/29 & 19/26 Joints)

This high‑quality 250ml 3‑Neck Round Bottom Flask is made from durable 3.3 borosilicate glass, ensuring excellent thermal shock and chemical resistance. It features one vertical centre neck (24/29) and two angled side necks (19/26), allowing multiple connections for complex reaction setups.

Key Features

• Premium 3.3 borosilicate glass construction for excellent durability
• 250ml capacity suitable for moderate‑scale reactions
• One 24/29 centre neck and two 19/26 angled necks for multi‑component setups
• Ideal for reflux, multi‑step synthesis, and gas inlet/outlet configurations

Ideal for School Science Lessons

• A‑Level organic synthesis and multi‑stage reactions
• Reflux assemblies using several condensers or droppers
• Teaching advanced laboratory techniques involving multiple reagents

This versatile flask is perfect for complex chemistry demonstrations and higher‑level practical work.