Etanol absolut ≥99.9%, SPECTRONORM® for spectroscopy

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Synonyms: Ethyl alcohol

92423.260EA 895 SEK
92423.260 92423.320
Etanol absolut ≥99.9%, SPECTRONORM® for spectroscopy
Etanol

Certifikat: Meets the requirements of "Specific use spectroscopy" according ACS and Reag. Ph.Eur.


Observera: WARNING : This alcohol is regulated. Please contact VWR.

Formel: C₂H₅OH
MW: 46,07 g/mol
Kokpunkt: 78,3 °C (1013 hPa)
Smältpunkt: –117 °C
Densitet: 0,7895 g/cm³ (20 °C)
Flampunkt: 12 °C (closed cup)
Storage Temperature: Omgivande
MDL Number: 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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Specifikation testresultat

Assay (GC) ≥ 99.9 %
Acidity ≤ 0.0001 meq/g
Alkalinity ≤ 0.0001 meq/g
Colouration ≤ 10 APHA
Evaporation residue ≤ 2 ppm
Water ≤ 0.05 %
Absorbance (207 nm) ≤ 0.70
Absorbance (220 nm) ≤ 0.26
Absorbance (235 nm) ≤ 0.10
Absorbance (240 nm) ≤ 0.07
Absorbance (245 nm) ≤ 0.05
Absorbance (from 260 nm) ≤ 0.01
Transmittance (207 nm) ≥ 20 %
Transmittance (220 nm) ≥ 55 %
Transmittance (235 nm) ≥ 80 %
Transmittance (240 nm) ≥ 85 %
Transmittance (245 nm) ≥ 90 %
Transmittance (from 260 nm) ≥ 98 %
Fluorescence (as quinine) (254 nm) ≤ 1.0 ppb
Fluorescence (as quinine) (365 nm) ≤ 1.0 ppb

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