What is BS EN 15491 about?
BS EN 15491 discusses about Ethanol as a blending component for petrol. BS EN 15491 specifies a method for determining the total acidity, calculated as acetic acid, of ethanol to be used in petrol blends. It is applicable to ethanol having total acid contents of between 0,003 % (m/m) and 0,015 % (m/m).
NOTE: For the purposes of this document, the terms “% (m/m)” and “% (V/V)” are used to represent the mass fraction and the volume fraction, respectively.
WARNING — BS EN 15491 can involve hazardous materials, operations and equipment. BS EN 15491 does not purport to address all the safety problems associated with its use. It is theresponsibility of the user of this document to take appropriate measures to ensure the safety and health of personnel prior to the application of the document, and to fulfil statutory and regulatory restrictions for this purpose.