乙醛

 性质
vapor density 1.52 (vs air)
vapor pressure 14.63 psi ( 20 °C)
grade puriss. p.a.
assay ≥99.5% (GC)
autoignition temp. 365 °F
quality anhydrous
expl. lim. 60 %
total impurities ≤0.5% free acid (as CH3COOH)
evapn. residue  ≤0.002%
refractive index n20/D 1.332(lit.)
  n20/D 1.332
bp 21 °C(lit.)
mp −125 °C(lit.)
density 0.785 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
storage temp. 2-8°C

安全性
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
Hazard Codes F+,Xn
Risk Statements 12-36/37-40
Safety Statements 16-33-36/37
RIDADR UN1089 3/PG 1
WGK Germany 1
RTECS AB1925000
UEL 60.00%(V)
LEL 4.00%(V)
Flash Point(F) -40 °F
Flash Point(C) -40 °C