Iso-Octane
Solvent Properties

CAS 540-84-1


Physical Properties  
Molecular weight 114.23
Boiling point 99.24°C
Vapor pressure 41 Torr at 20°C
Freezing point -107.39°C
Refractive index 1.3914 at 20°C
Density 0.6919 g/mL (5.77 lb/gal) at 20°C
  0.6878 g/mL (5.74 lb/gal) at 25°C
Dielectric constant 1.94 at 20°C
Dipole moment 0 D at 20°C
Solvent group 0
Polarity index (P') 0.1
Viscosity 0.50 cP at 20°C
Surface tension 18.77 dyn/cm at 20°C
Solubility in water 0.0002% at 25°C
Solubility of water in iso-octane 0.006% at 20°C
   
Regulatory and Safety Data  
DOT Proper Shipping Name Octane
DOT Hazard Class 3, Flammable Liquid
Packing Group II
UN Identification Number UN1262
   
Storage Store in an area designed for flammable storage, or in an approved metal cabinet, away from direct sunlight, heat and sources of ignition.
   
EPA applicable waste code(S) D001
Flash point 40°F (-12°C) by closed cup
Lower explosive limit 1.0%
Upper explosive limit 6.0%
Time Weighted Average Not Listed

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