90.92 Standard to be revised Nov 15, 2020
CEN
CEN/TC 164 Water supply
European Norm
71.100.80 Chemicals for purification of water
This European Standard is applicable to polyphosphates used as antiscalants for membranes for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements and the corresponding analytical methods for polyphosphates. It gives information on their use as antiscalants for membranes in water treatment.
WITHDRAWN
EN 15041:2006
PUBLISHED
EN 15041:2014
90.92
Standard to be revised
Nov 15, 2020