Ethanol absolute ≥99.9% (by GC), SPECTRONORM® for spectroscopy
Supplier: VWR Chemicals
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Danger
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92423.260EA
56.1
EUR
VWRC92423.260DP
92423.320DP
92423.260_T
92423.260
92423.320_T
92423.320
92423.260_DP
Ethanol absolute ≥99.9% (by GC), SPECTRONORM® for spectroscopy
Ethanol
Certifikace: Meets the requirements of "Specific use spectroscopy" according ACS and Reag. Ph.Eur.
Upozornení: WARNING : This alcohol is regulated. Please contact VWR.
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 |
Specification Test Results
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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