Filtering Flask with Integral Sidearm – Borosilicate Glass | Heavy-Wall Vacuum Flask

Heavy-wall borosilicate glass filtering flask with built-in sidearm for vacuum filtration applications. Chemically resistant and durable for routine lab use.

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Description

This Filtering Flask with Integral Sidearm is made of durable, chemical-resistant borosilicate glass, engineered to withstand vacuum filtration pressure in laboratory environments. The integral sidearm offers a secure hose connection for vacuum lines, making it ideal for suction filtration procedures involving Büchner funnels and filter papers.

The flask features a thick-walled design that ensures both safety and strength during negative pressure operations. Graduated volume markings allow for accurate measurements during filtration, extraction, and distillation tasks. Commonly used in microbiology, analytical chemistry, and industrial quality control settings.

Key Features

  • Constructed from high-quality borosilicate glass
  • Heavy-wall design for vacuum compatibility
  • Integral sidearm fits standard vacuum tubing securely
  • Etched volume graduations for easy measurement
  • Ideal for use with Büchner funnels and filtration assemblies
  • Thermal and chemical shock resistant
  • Easy to sterilize and clean

Specification Table

Specification Value
Product Type Filtering Flask with Sidearm
Material Borosilicate glass
Wall Thickness Heavy-wall (vacuum rated)
Sidearm Design Integral, accepts standard vacuum tubing
Graduations Yes – etched or printed (varies by size)
Available Sizes Typically available in 250 mL, 500 mL, 1L, 2L, 4L variants
Applications Vacuum filtration, distillation, liquid separation
Benefits Strong, reusable, chemically resistant, clear measurement visibility
Optional Accessories Büchner funnel, rubber stopper, vacuum pump

Additional information

Capacity (ml)

100 ml, 250 ml, 500 ml, 1000 ml, 2000 ml, 5000 ml