Flat Bottom Flask Borosilicate Glass 3.3 Laboratory Flask China

The Flat Bottom Flask Borosilicate Glass 3.3 (China) is a durable laboratory flask designed for heating, mixing, and storage of liquids. Its flat base allows stable placement on surfaces and heating devices, making it ideal for laboratory, educational, and industrial use.

Key Features

  • Made from Borosilicate Glass 3.3 (low thermal expansion)
  • Excellent heat and chemical resistance
  • Flat bottom design for stable placement
  • Uniform wall thickness for durability
  • Suitable for direct heating applications
  • Long neck for safe handling

Description

Technical Specifications

  • Product Type: Flat Bottom Flask
  • Material: Borosilicate Glass 3.3
  • Shape: Spherical body with flat base
  • Neck Type: Narrow neck
  • Heat Resistance: High (suitable for flame or hot plate)
  • Origin: China
  • Usage: Reusable

Available Sizes (Standard Range)

  • 50 ml
  • 100 ml
  • 250 ml
  • 500 ml
  • 1000 ml (1L)
  • 2000 ml (2L)

 Most commonly used sizes: 250 ml, 500 ml, 1000 ml

Applications

Laboratory Use

  • Heating and boiling liquids
  • Chemical reactions
  • Solution preparation

Educational Use

  • School and college chemistry practicals
  • Demonstrations

Industrial Use

  • Sample preparation
  • Chemical processing

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