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Cylinder Measuring Graduated, cap. 250ml., class 'A', Hex. base with spout, borosilicate glass, White Graduation

SKU CH0345L-WT/PK2

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Size



  • Description
  • 3.3 Boro Glass Specs
  • Sell Sheets
  • Glassware Sell Sheet
  • Graduated cylinder with hexagonal base and spout
  • Calibrated to Class-A volumetric tolerances
  • Hexagonal base for stability, to prevent rolling
  • Made of high quality, chemical resistant borosilicate 3.3 glass
  • Mechanically strong with low temperature gradient
  • Individually calibrated to contain (TC,In) at 20 C reference temperature
  • Easy to read, chemical resistant printed scale
  • Complies with DIN ISO 4788 standard
  • Autoclavable at 121 C
  • Batch certificate available to download online

Thermal Properties

Property Value
Coefficient of Linear Expansion 32.5 x 10-7 / °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 Duration (hours) Loss in weight (mg/m²)
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 4000
Isotonic infusion Fluids - NaCl (0.85%) at 121°C 2.5 70
Isotonic infusion Fluids - Glucose (5%) at 121°C 2.5 50