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E/E absolute 99,5 USP, Ph. Eur.

Dodávateľ: VWR Chemicals
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Synonymá: Ethyl alcohol

20816.298EA 91.33 EUR
20816.298
E/E absolute 99,5 USP, Ph. Eur.
Ethanol

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


Pozor: WARNING : This alcohol is regulated. Please contact VWR.
Not for use as Active Pharmaceutical Ingredient (API)

Vzorec: C₂H₅OH
Mw: 46.07
Teplota varu: 78.3 °C (1013 hPa)
Teplota tavenia: –117 °C
Hustota: 0.7895 g/cm³ (20 °C)
Teplota vzplanutia: 12 °C (ot. pohárek)
Skladovacia teplota: Ambient
Číslo MDL: MFCD00003568
Číslo CAS: 64-17-5
EINECS: 200-578-6
OSN: 1170
ADR: 3 II
REACH: 01-2119457610-43
Merck Index: 12,03806

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Výsledky špecifikačného testu

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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