CH0424C
Borosilicate Glass Erlenmeyer Flask, 50 ml, 25 ml Graduations, Autoclavable

  • Sale
  • Regular price



  • 50 ml borosilicate flask
  • 25 ml graduations
  • Made from high quality 3.3 borosilicate glass
  • Low temperature gradient - can withstand high temperatures and thermal shocks*
  • Superior chemical durability*
  • Narrow Neck
  • Autoclavable at 121°C
  • Complies with DIN ISO 1773
*See specifications tab for temperature and chemical durability information
    Material 3.3 Borocilicate Glass
    Capacity 50 ml
    Graduations 25 ml
    Thermal Properties
    Coefficient of Linear Expansion 32.5 x 107 / °C
    Strain Point -515°C
    Annealing Point 565°C
    Softening Point 820°C
    Specific Heat 0.2
    Thermal Conductivity (Cal/cm3°C/Sec) 0.0027
    Chemical Durability
    Contact Chemical (mg/m2) Duration (hours) Loss in weight
    Water distilled at 100°C 6 10
    Water vapour steam at 121°C 1 75
    Acid HCl 6 100
    80% H2SO4 at 130°C 12 140
    Alkali -1N solution of Na2CO3 boiling 6 400
    Isotonic infusion Fluids
    NaCl (0.85%) at 121°C 2.5 70
    Glucose (5%) at 121°C 2.5 50