PYREX 250mL Three Neck Distilling Flask with 24-40 Standard Taper Joints

The PYREX 250mL Three Neck Distilling Flask is a high-quality borosilicate glass laboratory flask designed for distillation, reflux reactions, chemical synthesis and laboratory research. It features a vertical center neck and two angled side necks, each equipped with a precision 24/40 standard taper joint for secure connections to compatible laboratory accessories. Manufactured from durable PYREX borosilicate glass, the flask offers excellent chemical resistance, thermal stability and reliable performance. Its round-bottom design promotes uniform heating, while the three-neck configuration allows simultaneous attachment of condensers, thermometers and addition funnels. It is suitable for pharmaceutical laboratories, chemical research facilities, educational institutions and industrial laboratories. Key Features - 250mL Capacity: Suitable for small-scale distillation, reflux and laboratory chemical reactions. - Three Neck Design: One vertical center neck and two angled side necks positioned at the same height. - Precision Standard Taper Joints: All three necks feature 24/40 standard taper outer joints. - Borosilicate Glass Construction: Provides excellent chemical resistance and thermal stability. - Round Bottom Design: Promotes even heating during laboratory experiments. - Multiple Accessory Connections: Supports compatible condensers, thermometers, addition funnels and laboratory apparatus. - Reusable Construction: Designed for repeated laboratory applications. - Versatile Applications: Suitable for chemical synthesis, distillation, reflux and scientific research. Specification Details Brand PYREX Manufacturer Corning Incorporated Product Code 4965-250 Product Type Three Neck Distilling Flask Capacity 250mL Material Borosilicate Glass Flask Shape Round Bottom Flask Style Distilling Number of Necks 3 Center Neck Orientation Vertical Side Neck Orientation Angled Center Neck Joint Size 24/40 Standard Taper Side Neck Joint Size 24/40 Standard Taper (2) Joint Type Standard Taper Outer Joints Approximate Height 140mm Approximate Outer Diameter 83mm Glass Colour Clear Stopper Included No Reusable Yes Quantity per Pack 1 Piece Quantity per Case 4 Pieces Applications Distillation, Reflux and Chemical Synthesis