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EN 12850:2022

Bitumen and bituminous binders - Determination of the pH value of bituminous emulsions EN 12850:2022

Publication date:   Oct 17, 2022

General information

60.60 Standard published   Jul 20, 2022

CEN

CEN/TC 336 Bituminous binders

European Norm

75.140   Waxes, bituminous materials and other petroleum products | 91.100.50   Binders. Sealing materials

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Scope

This document specifies a method for measuring the pH value of bituminous emulsions.
It is applicable to anionic, cationic bituminous emulsions and bituminous emulsions prepared by means of non-ionic surfactant.
NOTE In certain circumstances, the pH value can provide an indication of the ionic character of a bituminous emulsion when confirmed by a particle polarity test conforming to EN 1430 [1].
WARNING - The 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 establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 12850:2009

NOW

PUBLISHED
EN 12850:2022
60.60 Standard published
Jul 20, 2022