Shfuqizuar
This European Standard is applicable to sodium disulphite used for treatment of water intended for human consumption. It describes the characteristics of sodium disulphite and specifies the requirements and the corresponding test methods for sodium disulphite. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use (see Annex B).
WITHDRAWN
SSH EN 12121:2005
95.99
Withdrawal of Standard
24 sht 2013
WITHDRAWN
SSH EN 12121:2012