PYREX® 4000mL Squibb Glass Separatory Funnel with PTFE Valve and GL45 Threaded Screw Cap – 6305-4L

The PYREX® 4000mL Squibb Glass Separatory Funnel is a high-quality borosilicate glass laboratory instrument designed for large-volume liquid-liquid extraction, solvent separation, and chemical sample preparation. Its pear-shaped glass body features a chemically resistant PTFE valve and drip tip for controlled liquid discharge. The funnel is supplied complete with a GL45 threaded screw cap featuring a PTFE-faced silicone liner for secure closure. Ideal for pharmaceutical laboratories, chemical testing facilities, research institutions, biotechnology laboratories, and industrial quality control applications. Key Features - 4000mL Capacity: Suitable for large-volume liquid-liquid extraction and solvent separation. - Squibb Pear-Shaped Design: Facilitates separation of immiscible liquid phases. - All-PTFE Valve: Offers excellent chemical resistance and precise control of liquid discharge. - 8mm Valve Size: Provides adjustable flow for handling larger liquid volumes. - PTFE Drip Tip: Chemically resistant outlet for controlled liquid collection. - GL45 Threaded Top: Features a screw-thread opening for convenient closure. - PTFE-Faced Silicone Liner: Helps provide a reliable seal during laboratory procedures. - Borosilicate Glass Construction: Offers excellent chemical resistance and thermal durability. - Complete Assembly: Supplied with PTFE valve assembly and threaded screw cap. - Reusable Design: Suitable for repeated laboratory extraction and separation procedures. Corning+1 Specification Details Brand PYREX® Manufacturer Corning Product Number 6305-4L Product Type Laboratory Separatory Funnel Funnel Style Squibb Separatory Capacity 4000mL (4L) Material Borosilicate Glass Body Shape Pear-Shaped Body Outer Diameter Approximately 205mm Top Style Threaded Thread Size GL45 Closure Type Threaded Screw Cap Cap Liner PTFE-Faced Silicone Valve Material PTFE Valve Size 8mm Drip Tip Material PTFE Glass Stopper Not Included Valve Assembly Included Screw Cap Included Primary Application Liquid-Liquid Extraction Additional Applications Solvent Separation, Chemical Analysis, Sample Preparation Reusable Yes Quantity per Pack 1 Piece Quantity per Case 1 Piece