90.93 Standard confirmed Jun 13, 2019
CEN
CEN/TC 164 Water supply
European Norm
71.100.80 Chemicals for purification of water
Published
This European Standard is applicable to pumice used for treatment of water intended for human consumption. It describes the characteristics of pumice and specifies the requirements and the corresponding test methods for pumice. It gives information on its use in water treatment.
WITHDRAWN
EN 12906:2005
PUBLISHED
EN 12906:2012
90.93
Standard confirmed
Jun 13, 2019