PYREX® VISTA™ 500mL Round Bottom Short Neck Boiling Flask with 24-40 Standard Taper Joint – 70320-500

The PYREX® VISTA™ 500mL Round Bottom Boiling Flask is a durable borosilicate glass laboratory flask designed for boiling liquids, chemical heating, laboratory distillation, reflux reactions, and sample preparation. Manufactured by Corning, the flask features a short neck with a full-length outer 24/40 standard taper joint for connecting compatible condensers, adapters, and laboratory glassware. Its round-bottom design supports uniform heating, while the controlled wall thickness provides a balance between mechanical strength and thermal shock resistance. Suitable for pharmaceutical laboratories, chemical testing facilities, research institutions, educational laboratories, and quality control applications. Key Features & Specifications - 500mL Capacity: Suitable for laboratory boiling, chemical heating, and reaction preparation. - PYREX® Borosilicate Glass: Manufactured from Corning Code 7740 borosilicate glass. - Round Bottom Design: Promotes uniform heat distribution during controlled laboratory heating. - Short Neck Configuration: Compact neck suitable for distillation and reflux assemblies. - 24/40 Standard Taper Joint: Compatible with appropriately sized condensers, adapters, and laboratory glassware. - Full-Length Outer Joint: Provides a standard tapered glass connection. - Controlled Wall Thickness: Balances mechanical strength and thermal expansion for improved thermal shock resistance. - ASTM E1403 Design: Manufactured in accordance with the applicable laboratory boiling flask standard. - Clear Glass Body: Allows visual observation of liquids and chemical reactions. - Reusable Construction: Suitable for repeated laboratory use with proper handling. - Non-Sterile: Supplied without sterilization. - Stopper Not Included: Compatible accessories are purchased separately. - Manufacturer Packaging: Two flasks per pack and four flasks per case. Specification Details Brand PYREX® VISTA™ Manufacturer Corning Product Number 70320-500 Supplier Reference 401491 Product Type Laboratory Boiling Flask Capacity 500mL Material Code 7740 Borosilicate Glass Flask Shape Round Bottom Neck Style Short Neck Number of Necks 1 Joint Type Standard Taper Joint Size 24/40 Joint Configuration Full-Length Outer Joint Colour Clear / Transparent Stopper Included No Sterility Non-Sterile Reusable Yes Applicable Standard ASTM E1403 Quantity per Pack 2 Pieces Quantity per Case 4 Pieces Applications Chemical Heating, Boiling, Distillation, Reflux, Laboratory Reactions, Sample Preparation