EN 15491:2021

Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method

Publication date:   Mar 23, 2022

General information

60.60 Standard published   Nov 24, 2021

CEN

CEN/TC 19 Gaseous and liquid fuels, lubricants and related products of petroleum, synthetic and biological origin.

European Norm

75.160.20   Liquid fuels

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Scope

This document 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 - Use of this document can involve hazardous materials, operations and equipment. This document does not purport to address all of the safety problems associated with its use. It is the responsibility 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.

Related legislation

Legislation related to this standard

98/70/EC

Quality of petrol and diesel fuels (Dir. 93/12/EEC amendment)

Life cycle

PREVIOUSLY

WITHDRAWN
EN 15491:2007

NOW

PUBLISHED
EN 15491:2021
60.60 Standard published
Nov 24, 2021

REVISED BY

IN_DEVELOPMENT
prEN 15491