CEN/TC 19/WG 1 - Acid and base number
Acid and base number
General Information
Frequently Asked Questions
CEN/TC 19/WG 1 is a Working Group within the European Committee for Standardization (CEN). It is named "Acid and base number". This committee has published 1 standards.
CEN/TC 19/WG 1 develops CEN standards. Currently, there are 1 published standards from this working group.
The European Committee for Standardization (CEN) is a public standards organization that brings together the national standardization bodies of 34 European countries. CEN provides a platform for developing European Standards (ENs) and other technical documents in relation to various products, materials, services, and processes, supporting the European Single Market.
A Working Group in CEN is a specialized group responsible for developing standards or technical work within a defined scope. These bodies bring together international experts to create consensus-based standards that support global trade, safety, and interoperability.
This European Standard specifies a method for determination of acid number by potentiometric titration, of lubricating oils and additives soluble in mixtures of propan-2-ol, dimethylsulfoxide and toluene. It is applicable in the range 0,1 mg KOH/g to 250 mg KOH/g, and to unused and used lubricating oils and additives.
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