PYREX® 125mL Squibb Glass Separatory Funnel with No. 2 PTFE Stopcock and 19/22 Standard Taper Joints – 6413-125

The PYREX® 125mL Squibb Glass Separatory Funnel is a durable borosilicate glass laboratory instrument designed for liquid-liquid extraction, solvent separation, controlled liquid addition, and chemical synthesis. It features a pear-shaped glass body, a chemically resistant No. 2 PTFE Product Standard stopcock, and inner and outer 19/22 standard taper joints for connection to compatible laboratory glassware assemblies. The PTFE stopcock operates without grease lubrication, helping reduce sticking and sample contamination. Suitable for pharmaceutical laboratories, chemical research facilities, analytical laboratories, and educational institutions. Key Features - 125mL Capacity: Suitable for small-volume liquid-liquid extraction and solvent separation. - Squibb Pear-Shaped Design: Facilitates separation and drainage of immiscible liquids. - No. 2 PTFE Stopcock: Provides chemically resistant and controlled liquid discharge. - 19/22 Standard Taper Joints: Inner and outer glass joints enable connection to compatible laboratory equipment. - Micro-Finished Stopcock Barrel: Helps minimise sticking and supports grease-free operation. - Borosilicate Glass Construction: Provides good chemical resistance and thermal stability. - Approximately 246mm Overall Height: Compact design for laboratory glassware assemblies. - Replaceable PTFE Stopcock: Compatible replacement component available for maintenance. - Reusable Design: Suitable for repeated laboratory applications. Specification Details Brand PYREX® Manufacturer Corning Product Number 6413-125 Product Type Squibb Separatory Funnel Capacity 125mL Material Borosilicate Glass Body Shape Pear-Shaped Stopcock Type PTFE Product Standard Stopcock Plug Number No. 2 Stopcock Barrel Micro-Finished Glass Joint Configuration Inner and Outer Standard Taper Joint Size 19/22 Top Diameter Approximately 60mm Overall Height Approximately 246mm Stem Length Approximately 65mm PTFE Stopcock Included Glass Stopper Not Included Replacement PTFE Stopcock Corning 7681-2 Grease Lubrication Required No Quantity per Pack 1 Piece Quantity per Case 4 Pieces