90.92 Standard to be revised Jun 23, 2022
CEN
CEN/TC 164 Water supply
European Norm
71.100.80 Chemicals for purification of water
This European Standard is applicable to pyrolyzed coal material used for treatment of water intended for human consumption. It describes the characteristics of pyrolyzed coal material and specifies the requirements and the corresponding test methods for pyrolyzed coal material. It gives information on its use in water treatment.
WITHDRAWN
EN 12907:2003
PUBLISHED
EN 12907:2009
90.92
Standard to be revised
Jun 23, 2022