Heavy Duty Borosilicate Glass Beaker, 50 ml, Short Form, Autoclavable
Heavy Duty Borosilicate Glass Beaker, 50 ml, Short Form, Autoclavable
Heavy Duty Borosilicate Glass Beaker, 50 ml, Short Form, Autoclavable
Heavy Duty Borosilicate Glass Beaker, 50 ml, Short Form, Autoclavable


Heavy Duty Borosilicate Glass Beaker, 50 ml, Short Form, Autoclavable

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  • 50 ml Heavy Duty borosilicate beaker with beaded rim and spout
  • Made from high quality 3.3 borosilicate glass
  • 5mm thick, uniform walls provide excellent strength against breakage
  • White printed graduations
  • Low temperature gradient - can withstand high temperatures and thermal shocks*
  • Superior chemical durability*
  • Low form
  • Autoclavable at 121°C
  • Calibrated within 5% tolerance
*See specifications tab for temperature and chemical durability information
    Material 5 mm 3.3 Borosilicate Glass
    Capacity 50 ml
    Graduations 10 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