NEN-EN 12121
Chemicals used for treatment of water intended for human consumption - Sodium disulfite
inactive
| Organization: | NEN |
| Publication Date: | 1 October 1995 |
| Status: | inactive |
| ICS Code (Drinking water): | 13.060.20 |
| ICS Code (Salts): | 71.060.50 |
| ICS Code (Chemicals for purification of water): | 71.100.80 |
scope:
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 corresponding test methods for sodium disulfite. It gives information on its use in water treatment.
Document History
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...
NEN-EN 12121
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...