PYREX® 250mL Squibb Glass Separatory Funnel with Standard Taper Glass Stopcock and Glass Stopper – 6400-250

The PYREX® 250mL Squibb Glass Separatory Funnel is a high-quality borosilicate glass laboratory instrument designed for liquid-liquid extraction, solvent separation, and chemical sample preparation. Featuring a pear-shaped glass body, a No. 2 straight-bore standard taper glass stopcock, and a No. 22 hollow standard taper glass stopper, the funnel provides controlled liquid discharge and effective separation of immiscible liquids. Ideal for pharmaceutical laboratories, chemical testing facilities, biotechnology laboratories, research institutions, and educational laboratories. Key Features - 250mL Capacity: Suitable for small-to-medium-volume liquid-liquid extraction and solvent separation. - Squibb Pear-Shaped Design: Facilitates efficient separation of immiscible liquid phases. - No. 2 Glass Stopcock: Straight-bore standard taper stopcock for controlled liquid flow. - No. 22 Glass Stopper: Hollow standard taper glass stopper provides a close-fitting closure. - Borosilicate Glass Construction: Offers good chemical resistance and thermal durability. - 77mm Body Diameter: Compact design for laboratory handling. - 311mm Overall Height: Suitable for standard laboratory support arrangements. - 65mm Stem Below Stopcock: Facilitates controlled drainage into receiving containers. - Replaceable Components: Compatible replacement glass stoppers and stopcock plugs are available. - Reusable Construction: Designed for repeated laboratory extraction procedures. Corning+1 Specification Details Brand PYREX® Manufacturer Corning Product Number 6400-250 Product Type Laboratory Separatory Funnel Funnel Style Squibb Separatory Capacity 250mL Material Borosilicate Glass Body Shape Pear-Shaped Body Outer Diameter Approximately 77mm Overall Height with Stopper Approximately 311mm Stopcock Type Standard Taper Glass Stopcock Style Straight Bore Stopcock Plug Number No. 2 Stopper Type Standard Taper Glass Stopper Stopper Number No. 22 Stopper Style Hollow Glass Stem Outer Diameter Approximately 10mm Stem Length Below Stopcock Approximately 65mm Glass Stopcock Included Glass Stopper Included PTFE Stopcock No Replacement Stopper Series Corning 7650 Replacement Stopcock Plug Series Corning 7680 Quantity per Pack 1 Piece Quantity per Case 4 Pieces Applications Liquid-Liquid Extraction, Solvent Separation, Chemical Analysis, Laboratory Sample Preparation