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32205 Sigma-Aldrich

Ethanol

absolute, reag. ISO, reag. Ph. Eur., ≥99.8% (GC), liquid (clear, colorless)

DOWNLOAD MSDS (PDF)

Synonym: Ethyl alcohol

  • CAS Number 64-17-5

  • Linear Formula CH3CH2OH

  • Molecular Weight 46.07

  •  Beilstein Registry Number 1718733

  •  EC Number 200-578-6

  •  MDL number MFCD00003568

  •  PubChem Substance ID 24859290

Ethanol absolute, reag. ISO, reag. Ph. Eur., ≥99.8% (GC), liquid (clear, colorless)
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Properties

Related Categories Amber Glass Bottles, Multi-Compendial, Plastic Bottles, Solvent Bottles, Solvent Packaging Options,
grade   reag. ISO, reag. Ph. Eur.
vapor density   1.59 (vs air)
vapor pressure   44.6 mmHg ( 20 °C)
grade   absolute
assay   ≥99.8% (GC)
form   liquid (clear, colorless)
autoignition temp.   683 °F
expl. lim.   19 %, 60 °F
impurities   furfural, in accordance
  volatile impurities (GC), complies
  ≤0.0001% free alkali (as NH3)
  ≤0.0001% heavy metals (as Pb)
  ≤0.0003% KMnO4 red. matter (as O)
  ≤0.0005% free acid (as CH3COOH)
  ≤0.001% acetone (GC)
  ≤0.001% aldehydes (as CH3CHO)
  ≤0.001% non-volatile matter
  ≤0.003% 2-propanol
  ≤0.003% carbonyl compounds (as CO)
  ≤0.02% methanol (GC)
  ≤0.05% iso-amyl alcohol
  ≤0.2% water (Karl Fischer)
color   APHA: >10
refractive index   n20/D 1.3600(lit.)
  n20/D 1.3612-1.3618
bp   78 °C(lit.)
mp   −114 °C(lit.)
density   0.789 g/mL at 25 °C(lit.)
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: ≤0.1 mg/kg
  Sn: ≤0.1 mg/kg
  Zn: ≤0.1 mg/kg
suitability   corresponds for UV absorption
  passes test for reaction against H2SO4
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Description

Caution

Pertains only in Germany: Nicht zu Fertigungszwecken1

Packaging

1, 6×1, 2.5, 4×2.5 L-GL in glass bottle

In PE-bottles; also available Glass-bottles (Material no. ending with *-GL)

Footnote

1Distribution and use of ethyl alcohol in Switzerland require a license from the Swiss Federal Alcohol Administration

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