This European Standard is applicable to sodium hydrogen sulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium hydrogen sulfite and specifies the requirements and the corresponding test methods for sodium hydrogen sulfite. It gives information on its use in water treatment.
WITHDRAWN
SRPS EN 12120:2011
WITHDRAWN
SRPS EN 12120:2014
95.99
Withdrawal of Standard
Jul 29, 2022
PUBLISHED
SRPS EN 12120:2022