Cylindrical PTFE Stir Bar, 25mm – 2 Pack (SKU: SWN662)

These premium cylindrical PTFE-coated magnetic stir bars deliver reliable, consistent mixing performance for a wide range of laboratory applications. Ideal for use with magnetic stirrers in chemical synthesis, sample preparation, buffer solutions, and general liquid mixing operations, these 25mm stir bars provide efficient vortex formation in round-bottom flasks, beakers, and other standard laboratory vessels.

• Material: PTFE (Polytetrafluoroethylene) coating for superior chemical resistance and inertness
• Dimensions: 25mm length, cylindrical shape for smooth, balanced rotation
• Quantity: Conveniently packaged as a 2-pack for laboratory efficiency
• Temperature Range: Suitable for use from -200°C to +260°C
• Chemical Compatibility: Resistant to acids, bases, solvents, and most aggressive chemicals
• Applications: General mixing, titrations, dissolution testing, and chemical reactions