Ethanol absolute ≥99.5% Ph. Eur., USP

Supplier: VWR Chemicals
Danger

Synonyms: Ethyl alcohol

VWRC20816.367EA 56.8 SGD
VWRC20816.367 VWRC20816.470 VWRC20816.367DP VWRC20816.298DP VWRC20816.470DP VWRC20816.552
Ethanol absolute ≥99.5% Ph. Eur., USP
Ethanol

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


Caution: WARNING : This alcohol is regulated. Please contact VWR. For duty paid orders in the UK please add DP to the product code.

Formula: C₂H₅OH
MW: 46,07 g/mol
Boiling Pt: 78,3 °C (1013 hPa)
Melting Pt: –117 °C
Density: 0,7895 g/cm³ (20 °C)
Flash Pt: 12 °C (closed cup)
Storage Temperature: Ambient
MDL Number: MFCD00003568
CAS Number: 64-17-5
EINECS: 200-578-6
UN: 1170
ADR: 3,II
REACH: 01-2119457610-43
Merck Index: 12,03806

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Specification Test Results

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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