Dichloromethane
Solvent Properties

CAS 75-09-2


Physical Properties  
Molecular weight 84.93
Boiling point 39.75°C
Vapor pressure 350 Torr at 20°C
Freezing point -95.14°C
Refractive index 1.4241 at 20°C
Density 1.326 g/mL (11.06 lb/gal) at 20°C
  1.317 g/mL (10.99 lb/gal) at 25°C
Dielectric constant 8.93 at 25°C
Dipole moment 1.14 D at 25°C
Solvent group 5
Polarity index (P') 3.1
Eluotropic value on alumina 0.42
Viscosity 0.44 cP at 20°C
Surface tension 28.12 dyn/cm at 20°C
Solubility in water 1.60% at 20°C
Solubility of water in dichloromethane 0.24% at 20°C
   
Regulatory and Safety Data  
DOT Hazard Class 6.1, Keep Away From Food
Packing Group III
UN Identification Number UN1593
   
Storage Store in an area designated for toxic storage with other compatible materials. Keep away from foodstuffs.
   
EPA applicable waste code(s) U080, F002
Flash point None by closed cup
Lower explosive limit 13.0%
Upper explosive limit 23.0%
Time weighted Average 25 ppm OSHA PEL

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