PYREXPLUS® 250mL PVC-Coated Heavy Wall Glass Vacuum Filtering Flask with Sidearm Tubulation – 65340-250

The PYREXPLUS® 250mL PVC-Coated Heavy Wall Filtering Flask is a durable borosilicate glass laboratory flask designed for vacuum filtration, liquid collection, and chemical sample preparation. Featuring a protective PVC coating that helps contain glass fragments and minimise spills during accidental breakage, the flask has heavy-wall construction, a 10mm glass sidearm for vacuum tubing connection, and graduated markings for approximate volume measurement. Suitable for pharmaceutical laboratories, chemical testing facilities, microbiology laboratories, research institutions, and educational laboratories. Key Features - 250mL Capacity: Suitable for small-volume vacuum filtration and laboratory liquid collection. - Protective PVC Coating: Helps reduce glass fragmentation and liquid spills during accidental breakage. - Heavy-Wall Borosilicate Glass: Provides mechanical strength and chemical resistance for laboratory applications. - 10mm Sidearm Tubulation: Glass connector for attaching standard laboratory vacuum tubing. - 25mL Graduation Intervals: Approximate volume markings from 75mL to 250mL. - No. 6 Rubber Stopper Compatibility: Narrow-mouth design accommodates a compatible rubber stopper or filtration adapter. - Heavy-Duty Rim: Reinforced neck finish for improved durability. - Autoclavable at 121°C: Suitable for moist-heat sterilisation within manufacturer limits. - Uncoated Sidearm: Allows easy attachment of vacuum tubing. - Reusable Construction: Suitable for repeated laboratory filtration applications. Corning+1 Specification Details Brand PYREXPLUS® Manufacturer Corning Product Number 65340-250 Product Type Vacuum Filtering Flask Capacity 250mL Material Borosilicate Glass Protective Coating PVC Flask Shape Conical / Erlenmeyer Wall Construction Heavy Wall Neck Design Narrow Mouth Top Style Heavy-Duty Rim Sidearm Type Glass Tubulation Sidearm Outer Diameter Approximately 10mm Sidearm Coating Uncoated Compatible Rubber Stopper No. 6 Rubber Stopper Included No Graduation Range 75–250mL Graduation Interval 25mL Graduation Accuracy Approximate Body Outer Diameter Approximately 84mm Overall Height Approximately 146mm Maximum Moist-Heat Temperature 121°C Maximum Dry-Heat Temperature 110°C Sterile No Reusable Yes Quantity per Pack 6 Pieces Quantity per Case 6 Pieces