PYREX® 125mL Graduated Cylindrical Glass Separatory Funnel with PTFE Stopcock and Glass Stopper – 6383-125

The PYREX® 125mL Graduated Cylindrical Glass Separatory Funnel is a high-quality laboratory instrument designed for controlled liquid addition, liquid-liquid extraction, solvent separation, and chemical sample preparation. Manufactured from durable laboratory glass, it features a cylindrical body with 1mL graduations, a No. 2 PTFE Product Standard stopcock for precise liquid flow control, and a No. 22 hollow glass standard taper stopper. The micro-finished PTFE stopcock helps prevent sticking and eliminates the need for grease lubrication, reducing the risk of sample contamination. Ideal for pharmaceutical laboratories, chemical analysis, research institutions, and educational laboratories. Key Features - 125mL Capacity: Suitable for small-volume liquid handling, extraction, and chemical preparation. - Cylindrical Glass Design: Supports controlled liquid addition and separation. - 1mL Graduations: Provides approximate volume measurements during laboratory procedures. - No. 2 PTFE Stopcock: Features a chemically resistant plug for controlled liquid discharge. - Micro-Finished Stopcock Barrel: Promotes smooth operation and reduces sticking. - No. 22 Glass Stopper: Lightweight hollow standard taper glass stopper for convenient closure. - Grease-Free Operation: PTFE stopcock minimises the need for lubrication and reduces contamination risks. - Rimless Top: Provides a clean, functional laboratory design. - Reusable Construction: Suitable for repeated laboratory applications. Corning+1 Specification Details Brand PYREX® Manufacturer Corning Product Number 6383-125 Product Type Graduated Cylindrical Separatory Funnel Capacity 125mL Material Laboratory Glass Funnel Style Cylindrical Separatory Body Shape Cylindrical Body Outer Diameter Approximately 32mm Graduation Interval 1mL Graduation Type Approximate Volume Stopcock Type Product Standard PTFE Stopcock Style Straight Bore PTFE Stopcock Plug Number No. 2 Stopcock Barrel Micro-Finished Stopper Type Standard Taper Glass Stopper Glass Stopper Number No. 22 Stopper Style Hollow Glass Top Design Rimless Stem Outer Diameter 10mm Stem Length Below Stopcock 65mm Overall Height with Stopper Approximately 315mm Lubrication Required No Reusable Yes Quantity per Pack 1 Piece Quantity per Case 4 Pieces Applications Liquid-Liquid Extraction, Controlled Liquid Addition, Chemical Analysis, Laboratory Sample Preparation