60.60 Standard published Mar 24, 2021
CEN
CEN/TC 246 Natural stones
European Norm
73.020 Mining and quarrying | 91.100.15 Mineral materials and products
This document specifies a method to assess the sensitivity of natural stones when exposed to accidental staining. It defines a procedure for the application of the stains as well as the cleaning and the assessment of the surface appearance after cleaning. It also covers the possibility to assess the efficiency of a chemical treatment.
Note that the method does not intend to present any de-staining technique.
WITHDRAWN
EN 16301:2013
PUBLISHED
EN 16301:2021
60.60
Standard published
Mar 24, 2021