UNE-EN 15491:2025
Current
The latest, up-to-date edition.
Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
Hardcopy , PDF
English, Spanish, Castilian
22-10-2025
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.
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
Asociación Española de Normalización
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 15491:2025 | Identical |
| EN 15491:2025 | Equivalent |
Access your standards online with a subscription
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.
Important note : Users cannot be edited or removed once added to your Multi user PDF.