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51976 Sigma-Aldrich

Ethanol

BioUltra, for molecular biology, ≥99.8%, (absolute alcohol, without additive, A15 o1)

Synonym: Ethyl alcohol

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Properties

grade   for molecular biology
vapor density   1.59 (vs air)
vapor pressure   44.6 mmHg ( 20 °C)
InChI Key   LFQSCWFLJHTTHZ-UHFFFAOYSA-N
product line   BioUltra
assay   ≥99.8%
autoignition temp.   683 °F
quality   (absolute alcohol, without additive, A15 o1)
expl. lim.   19 %, 60 °F
impurities   DNases, none detected
  KMnO4-reducing substances, in accordance
  RNases, none detected
  insoluble matter, passes filter test
  phosphatases, none detected
  proteases, none detected
  substances darkened by H2SO4, in accordance
  ≤0.0004% free alkali (as NH3)
  ≤0.001% aldehyde (as CH3CHO)
  ≤0.001% formaldehyde (as HCHO)
  ≤0.001% ketone (as CH3COCH3)
  ≤0.002% free acid (as CH3COOH)
  ≤0.1% methanol (CH3OH)
  ≤0.2% water
evapn. residue   ≤0.001%
refractive index   n20/D 1.3600 (lit.)
  n20/D 1.362
bp   78 °C(lit.)
mp   −114 °C (lit.)
solubility   H2O: miscible
  organic solvents: miscible
density   0.789 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: ≤0.1 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: ≤1 mg/kg
  Ni: ≤0.02 mg/kg
  Pb: ≤0.1 mg/kg
  Sr: ≤0.1 mg/kg
  Zn: ≤0.1 mg/kg
λ   neat
UV absorption   λ: 260 nm Amax: 0.04
  λ: 280 nm Amax: 0.03

Description

Other Notes

Sales restrictions may apply. Suitable for the precipitation of nucleic acids

Footnote

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

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN1170 - class 3 - PG 2 - Ethanol
WGK Germany 
1
RTECS 
KQ6300000
Flash Point(F) 
57.2 °F
Flash Point(C) 
14 °C

Documents

Certificate of Analysis

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Protocols & Articles
Peer-Reviewed Papers
15

References

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