Etanol absolute ≥99.9% (by GC), SPECTRONORM® for spectroscopy
Leverandør: VWR Chemicals
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Danger
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92423.260EA
525
NOK
92423.260
92423.320
Etanol absolute ≥99.9% (by GC), SPECTRONORM® for spectroscopy
Etanol
Sertifiseringer: Meets the requirements of "Specific use spectroscopy" according ACS and Reag. Ph.Eur.
NB: WARNING : This alcohol is regulated. Please contact VWR.
Formel:
C₂H₅OH Kokepunkt: 78,3 °C (1013 hPa) Smeltepunkt: –117 °C Tetthet: 0,7895 g/cm³ (20 °C) Flash punkt: 12 °C (closed cup) Lagringstemperatur: Romtemperatur |
MDL nummer:
MFCD00003568 CAS-nummer: 64-17-5 EINECS: 200-578-6 FN: 1170 ADR: 3,II REACH: 01-2119457610-43 Merck Indeks: 12,03806 |
Spesifikasjon Testresultater
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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