grade
ACS reagent
vapor density
1.11 (vs air)
vapor pressure
410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)
grade
absolute
puriss. p.a.
assay
≥99.8% (GC)
autoignition temp.
725 °F
expl. lim.
36 %
total impurities
KMnO4-reducing substances, in accordance
acetone, none detected
substances darkened by H2SO4, in accordance
≤0.0001% free alkali (as NH3)
≤0.001% aldehyde (as CH3CHO)
≤0.001% ketone (as CH3COCH3)
≤0.0025% free acid (as HCOOH)
≤0.05% water
<0.001% formaldehyde (HCHO)
evapn. residue
≤0.001%
refractive index
n20/D 1.329(lit.)
n20/D 1.329
bp
64.7 °C(lit.)
mp
−98 °C(lit.)
density
0.791 g/mL at 20 °C
0.791 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: ≤0.05 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.5 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: ≤0.1 mg/kg
Pb: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg
suitability
in accordance for miscibility
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