NEN-EN 12121
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 June 2022 |
| Status: | active |
| Page Count: | 24 |
| ICS Code (Chemicals for purification of water): | 71.100.80 |
scope:
This document 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. It also determines the rules relating to safe handling and use (see Annex B).
Document History
NEN-EN 12121
June 1, 2022
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
This document 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...
June 1, 2020
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
This document 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...
November 1, 2012
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
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...
April 1, 2012
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
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...
July 1, 2005
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
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...
November 1, 2004
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
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...
October 1, 1998
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
This 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...
October 1, 1995
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
This 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...