90.00 Start of review/2 Year Review Enquiry Oct 2, 2008
CEN
CEN/TC 164 Water supply
European Norm
13.060.20 Drinking water | 71.060.50 Salts | 71.100.80 Chemicals for purification of water
This European Standard is applicable to sodium disulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium disulfite and specifies the requirements and the corresponding test methods for sodium disulfite. It gives information on its use in water treatment.
Legislation related to this standard
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
PUBLISHED
EN 12121:1998
90.00
Start of review/2 Year Review Enquiry
Oct 2, 2008
WITHDRAWN
EN 12121:2005