PYREX® 250mL Three-Neck Round Bottom Distillation Flask with 24-40 Standard Taper Joints – 4960-250

The PYREX® 250mL Three-Neck Distillation Flask is a precision laboratory glass flask designed for chemical distillation, reflux reactions and organic synthesis. Manufactured from durable borosilicate glass, it features a round-bottom design with three vertical necks equipped with 24/40 full-length standard taper joints. Its multi-neck configuration supports simultaneous connection of laboratory accessories, making it ideal for chemical research, pharmaceutical laboratories and analytical applications. Key Features & Specifications - Brand: PYREX® by Corning - Product Code: 4960-250 - Capacity: 250mL - Material: Borosilicate Glass - Flask Design: Round Bottom, Multi-Neck - Number of Necks: Three - Neck Orientation: Vertical - Center Neck Joint Size: 24/40 Standard Taper - Side Neck Joint Size: 24/40 Standard Taper - Number of Side Necks: Two - Joint Type: Full-Length Outer Standard Taper Joints - Flask Height: Approximately 140mm - Flask Outer Diameter: Approximately 83mm - Stopper Included: No - Reusable: Yes - Packaging: 1 Piece per Pack; 4 Pieces per Case - Applications: Chemical distillation, reflux reactions, organic synthesis, pharmaceutical research and laboratory experiments