Agency

USP/NF
reag. Ph. Eur.

vapor density

2.5 (vs air)

vapor pressure

25.8 psi

grade

puriss. p.a.

form

liquid

impurities

≤0.001% non-volatile matter
≤0.002% free acid (as CH₃COOH)
≤0.005% S-compounds (as S)
≤0.01% benzene (GC)
≤0.01% water (Karl Fischer)

refractive index

n20/D 1.372-1.376

bp

50-70 °C

iodine value

≤0.3

density

0.661-0.664 g/mL at 20 °C

cation traces

Al: ≤0.5 mg/kg
B: ≤0.02 mg/kg
Ba: ≤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
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.02 mg/kg
Sn: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg