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32247 Sigma-Aldrich

Petroleum ether

puriss. p.a., reag. Ph. Eur., high boiling, bp 50-70 °C

Synonym: Petroleum benzin

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Properties

Related Categories Amber Glass Bottles, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Multi-Compendial,
Agency/Method   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
storage temp.   room temp

Description

General description

hexane and low boiling point hydrogen treated naphtha

Application

Petroleum ether may be employed in the extraction of biologically active carotenoid pigments from total carotenoid pigments by adsorption. It may be employed in solvent reservoir during the separation of lipid mixtures by adsorption chromatography with silicic acid.

Other Notes

Pertains only in Germany: unversteuert

Safety & Documentation

Safety Information

Signal word 
Danger
Target organs 
Central nervous system
RIDADR 
UN1268 - class 3 - PG 2 - VP > 110kPa - Petroleum distillates, n.o.s., HI: no
WGK Germany 
WGK 3
Flash Point(F) 
-14.8 °F - closed cup - Not applicable
Flash Point(C) 
-26 °C - closed cup - Not applicable
Protocols & Articles

Articles

Pressure-Temperature Calculator for Solvents

*Calculations provide estimated results based on Antoine's Coefficients and their associated temperature range values. Antoine's Coefficients were obtained from the National Institute of Standards an...

Peer-Reviewed Papers
15

References

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