Ethanol absolut ≥99,5% Ph. Eur., USP

Lieferant: VWR Chemicals

Gefahr

20816.367EA 188 EUR
20816.470_T 20816.367 20816.470DP 20816.470 20816.298 20816.298DP 20816.298_T VWRC20816.552 20816.367_T 20816.367DP
Ethanol absolut ≥99,5% Ph. Eur., USP
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

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 A Passes test USP
Identification B 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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