Standard NBN EN 12120:2013
Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite
Status
:
Replaced
Publication date
:
1/2013
Languages
:
EN/FR/DE
ICS
:
71.100.80 Chemicals for purification of water
Summary :
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.