PYREX® 2000mL Four-Neck Round Bottom Distillation Flask with 45-50 Center and 24-40 Standard Taper Side Joints – 4935-2L

The PYREX® 2000mL Four-Neck Distillation Flask is a durable laboratory glass flask designed for chemical distillation, reflux reactions and complex laboratory synthesis. It features a round-bottom configuration with four vertical necks, including a 45/50 central standard taper joint and three 24/40 side joints. The multiple-neck design accommodates laboratory accessories such as condensers, thermometers and addition funnels, making it suitable for pharmaceutical research, analytical chemistry and chemical processing laboratories. Key Features & Specifications - Brand: PYREX® by Corning - Product Code: 4935-2L - Capacity: 2000mL (2 Litres) - Material: Borosilicate Glass - Flask Design: Round Bottom, Multi-Neck - Number of Necks: Four - Neck Orientation: Vertical - Center Neck Joint Size: 45/50 Standard Taper - Side Neck Joint Size: 24/40 Standard Taper - Side Neck Arrangement: Three side necks positioned 90° apart - Joint Type: Outer Standard Taper Joints - Flask Height: Approximately 235mm - Flask Outer Diameter: Approximately 162mm - Stopper Included: No - Reusable: Yes - Packaging: 1 Piece per Pack - Applications: Chemical distillation, reflux reactions, organic synthesis, pharmaceutical research and laboratory experiments