PYREX® VISTA™ 250mL Flat Bottom Short Neck Boiling Flask with 24-40 Standard Taper Joint – 70100-250

The PYREX® VISTA™ 250mL Flat Bottom Boiling Flask is a durable borosilicate glass laboratory flask designed for boiling liquids, chemical heating, sample preparation, and laboratory distillation applications. Manufactured by Corning, this flask features a short neck with a full-length outer 24/40 standard taper joint for connection to compatible laboratory condensers, adapters, and glassware assemblies. Its controlled wall thickness provides a balance between mechanical strength and resistance to thermal shock. The flat-bottom design allows convenient upright positioning on suitable laboratory surfaces. It is ideal for pharmaceutical laboratories, chemical testing facilities, research institutions, educational laboratories, and quality control laboratories. Key Features & Specifications - 250mL Capacity: Suitable for small-volume chemical heating, boiling, and laboratory preparation. - Borosilicate Glass Construction: Provides chemical durability and resistance to thermal shock. - Flat Bottom Design: Allows the flask to stand upright on a level surface. - Short Neck Configuration: Compact design for laboratory heating and distillation assemblies. - 24/40 Standard Taper Joint: Compatible with appropriately sized laboratory glassware and accessories. - Full-Length Outer Joint: Enables connection to compatible standard taper fittings. - Controlled Wall Thickness: Balances mechanical strength and thermal expansion. - ASTM E1403 Design: Manufactured in accordance with the applicable boiling flask standard. - Clear Glass Body: Allows visual observation of liquids and chemical reactions. - Reusable Construction: Suitable for repeated laboratory use with proper cleaning. - Non-Sterile: Supplied without sterilization. - Stopper Not Included: Connecting accessories must be purchased separately. - Manufacturer Packaging: 6 flasks per pack and 12 flasks per case. Specification Details Brand PYREX® VISTA™ Manufacturer Corning Product Number 70100-250 Supplier Reference 401491 Product Type Laboratory Boiling Flask Capacity 250mL Material Borosilicate Glass Flask Shape Flat Bottom Neck Style Short Neck 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 6 Pieces Quantity per Case 12 Pieces Applications Boiling, Chemical Heating, Laboratory Distillation, Sample Preparation, Chemical Reactions