Ethanol absolut absolut ≥99,5% USP, Ph. Eur.

Lieferant: VWR Chemicals
Gefahr

Synonyme: Ethyl alcohol

20816.298EA 74.3 EUR
20816.298 20816.367 20816.470 VWRC20816.552
Ethanol absolut absolut ≥99,5% USP, Ph. Eur.
Ethanol

Appearance: Colourless, clear, volatile, flammable liquid, hygroscopic.


Bitte beachten Wichtiger Hinweis: Diese Chemikalie unterliegt regulatorischen Bestimmungen. Bitte wenden Sie sich an Ihr lokales Vertriebszentrum.

Formel: C₂H₅OH
Molecular Weight: 46.07 g/mol
Siedepunkt: 78.3 °C (1013 hPa)
Schmelzpunkt: –117 °C
Dichte: 0.7895 g/cm³ (20 °C)
Flammpunkt: 12 °C (geschlossener Tiegel)
Lagertemperatur: Raumtemperatur
MDL: MFCD00003568
CAS-Nummer: 64-17-5
EINECS: 200-578-6
UN: 1170
ADR: 3 II
REACH: 01-2119457610-43
Merck Index: 12,03806

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Spezifikation Testergebnisse

Appearance Conforms (see CoA/CoS)
Water Max. 0.1 %
Residual solvents Passes test
Residues of metal catalysts or reagents Passes test
As (Arsenic) Max. 0.1 ppm
Cd (Cadmium) Max. 0.1 ppm
Co (Cobalt) Max. 0.1 ppm
Cu (Copper) Max. 0.1 ppm
Hg (Mercury) Max. 0.1 ppm
Ni (Nickel) Max. 0.1 ppm
Pb (Lead) Max. 0.1 ppm
V (Vanadium) Max. 0.1 ppm
Conforms to Ph.Eur./USP Passes test
Ph.Eur. specifications: Max. 0.30
Assay (V/V) [Ph.Eur.] Min. 99.5 %
Assay [Ph.Eur.] Min. 99.2 %
Identification A Passes test USP
Identification B Passes test USP
Appearance test Passes test Ph.Eur.
Acidity or alkalinity [Ph.Eur.] (*) Max. 30 ppm
Relative density [Ph.Eur.] 0.790 --> 0.793
Absorbance (240 nm) [Ph.Eur.] Max. 0.40
Absorbance (250-260 nm) [Ph.Eur.] Max. 0.30
Absorbance (270-340 nm) [Ph.Eur.] Max. 0.10
Absorption curve (*) Passes test Ph.Eur.
Methanol (V/V) [Ph.Eur.] Max. 200 ppm
Acetaldehyde + acetal (V/V) [Ph.Eur.](*) Max. 10 ppm
Benzene (V/V) [Ph.Eur.] Max. 2 ppm
Total of other impurities (V/V)[Ph.Eur.] Max. 300 ppm
Disregard limit [Ph.Eur.] Max. 9 ppm
Residue on evaporation (m/V) [Ph.Eur.] Max. 25 ppm
USP specifications:
Assay (V/V) (15.56°C) [USP] Min. 99.5 %
Assay (15.56°C) [USP] Min. 99.2 %
Identification C Passes test USP
Limit of nonvolatile residue [USP] Max. 2.5 mg
Methanol [USP] Max. 200 μl/l
Acetaldehyde + acetal (as C2H4O) [USP] Max. 10 μl/l
Benzene [USP] Max. 2 μl/l
Sum of all other impurities [USP] Max. 300 μl/l
Disregard limit [USP] Max. 9 μl/l
Specific gravity (15.56°C) [USP] Max. 0.7962
Absorbance (240 nm) [USP] Max. 0.40
Absorbance (250-260 nm) [USP] Max. 0.30
Absorbance (270-340 nm) [USP] Max. 0.10
Absorption curve Passes test USP
Clarity of solution Passes test USP
Acidity or alkalinity Passes test USP
Colour of solution Passes test USP
(*): Acidity or alkalinity expressed as acetic acid.
(*): Absorption curve: The spectrum shows a steadily descending curve with no observable peaks or
shoulders.
(*): Acetaldehyde + acetal(V/V) expressed as acetaldehyde.


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