Vapor density : 3,9 (vs air)
Vapor pressure : 41 mmHg (21 °C)
Autoignition temp.: 745 °F
expl. lim.: 6 %
Total impurities :
  < 0.0005 % non volatile matter,
  < 0,01 % water (Karl Fischer),
  < 1,0 ppb Fluorescence (quinine) at 365 nm,
evapn. residue : < 0.0001 %
halogenated residue : < 10 ng/L (as heptachlor epoxide)
refractive index : n₂₀/D = 1,391 (lit.)
bp = 98-99°C (lit.)
mp = −107°C (lit.)
density : 0,692 g/mL at 25°C (lit.)

Cation traces :
 Al: ≤0.5 mg/kg  
 Ba: ≤0.1 mg/kg  
 Bi: ≤0.1 mg/kg  
 Ca: ≤0.5 mg/kg  
 Cd: ≤0.05 mg/kg  
 Co: ≤0.02 mg/kg  
 Cr: ≤0.02 mg/kg  
 Cu: ≤0.02 mg/kg  
 Fe: ≤0.1 mg/kg  
 K: ≤0.5 mg/kg  
 Li: ≤0.1 mg/kg  
 Mg: ≤0.1 mg/kg  
 Mn: ≤0.02 mg/kg  
 Mo: ≤0.1 mg/kg  
 Na: ≤0.5 mg/kg  
 Ni: ≤0.02 mg/kg  
 Pb: ≤0.1 mg/kg  
 Sr: ≤0.1 mg/kg  
 Zn: ≤0.1 mg/kg

RIDADR : UN 1262 / Classe danger : 3 / Groupe d'emballage : 2.