PYREX® 100mL Graduated Cylindrical Glass Separatory Funnel with No. 4 PTFE Stopcock and 24-40 Standard Taper Joints – 6383A-100

The PYREX® 100mL Graduated Cylindrical Glass Separatory Funnel is a high-quality borosilicate glass laboratory instrument designed for controlled liquid addition, solvent handling, liquid-liquid extraction, and chemical synthesis. Featuring a cylindrical glass body with 5mL graduations, a micro-finished No. 4 PTFE Product Standard stopcock, and inner and outer 24/40 standard taper glass joints, the funnel provides controlled liquid flow and compatibility with suitable laboratory glassware assemblies. The PTFE stopcock helps prevent sticking and reduces the need for grease lubrication, making the funnel suitable for pharmaceutical laboratories, chemical research, analytical laboratories, and educational institutions. Key Features - 100mL Capacity: Suitable for small-volume liquid addition, extraction, and chemical preparation. - Cylindrical Glass Body: Supports controlled liquid handling and monitoring. - 5mL Graduations: Provides approximate volume measurements during laboratory procedures. - No. 4 PTFE Stopcock: Chemically resistant stopcock for precise liquid flow control. - Micro-Finished Stopcock Barrel: Helps minimise sticking and grease contamination. - 24/40 Standard Taper Joints: Features matching inner and outer ground-glass joints for compatible laboratory assemblies. - Borosilicate Glass Construction: Offers good chemical resistance and thermal stability. - 294mm Overall Length: Suitable for laboratory apparatus setups. - Replacement Component Compatibility: Can serve as a replacement part for Corning organic chemistry kit No. 6949. - Reusable Construction: Suitable for repeated laboratory applications. Specification Details Brand PYREX® Manufacturer Corning Product Number 6383A-100 Product Type Cylindrical Separatory / Addition Funnel Capacity 100mL Material Borosilicate Glass Funnel Style Graduated Cylindrical Body Shape Cylindrical Top Diameter Approximately 38mm Graduation Interval 5mL Graduation Type Approximate Volume Stopcock Type Product Standard PTFE Stopcock Plug Number No. 4 Stopcock Barrel Micro-Finished Joint Configuration Inner and Outer Standard Taper Joints Joint Size 24/40 Overall Length Approximately 294mm Glass Stopper Not specified; standard taper joints instead Replacement Stopcock Series Corning 7681 Compatible Chemistry Kit Corning 6949 Quantity per Pack 1 Piece Quantity per Case 1 Piece Applications Controlled Liquid Addition, Liquid-Liquid Extraction, Chemical Synthesis, Laboratory Sample Preparation