BSI - PREN 15721
Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and volatile impurities - Gas chromatographic method
| Organization: | BSI |
| Publication Date: | 1 March 2012 |
| Status: | active |
| Page Count: | 23 |
| ICS Code (Liquid fuels): | 75.160.20 |
scope:
This European Standard specifies a gas chromatographic method for ethanol, in which higher alcohols (propan-1-ol, butan-1-ol, butan-2-ol, 2-methylpropan-1-ol (isobutanol), 2-methylbutan-1-ol, and 3-methylbutan-1-ol) up to 2,5 % (m/m), methanol up to 3 % (m/m) and other volatile impurities, in the range up to 2 % (m/m) are determined.
Due to possible interferences the method is not applicable to denatured ethanol samples.
NOTE For the purposes of this European Standard, the term "% (m/m)" is used to represent the mass fraction (ω).
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