Powder Funnel


A 55 mm borosilicate glass filter funnel with a built-in ground-glass joint—ideal for direct attachment to filter flasks or adapters. Its Boro 3.3 construction delivers outstanding chemical resistance and thermal stability, making it perfect for routine gravity filtrations in research, teaching, or production labs.

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Key Features

  • Premium Boro 3.3 Glass: Exceptional durability, chemical inertness, and thermal-shock resistance
  • 55 mm Top Diameter: Wide mouth accommodates standard filter paper for fast flow rates
  • Integrated Ground-Glass Joint: Secure, leak-free fit to matching flasks or adapters
  • Smooth, Seamless Interior: Prevents sample trapping and eases cleanup
  • Clear, Scratch-Resistant Finish: Unobstructed visibility of filtrate clarity
  • Autoclavable & Dishwasher-Safe: Convenient sterilization without risk of damage
  • Universal Lab Compatibility: Suitable for acids, bases, organic solvents, and aqueous solutions
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