DIN Standards Committee Water Practice
DIN EN 12121
Chemicals used for treatment of water intended for human consumption - Sodium disulfite; German version EN 12121:2012
Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Natriumdisulfit; Deutsche Fassung EN 12121:2012
Overview
The European Standard contains in addition to purity criteria and the corresponding analysis methods requirements for marking, transport and storage of the corresponding products as well as the specific safety-related rules. Furthermore it contains information for the physical and chemical properties and the general information for the manufacture and use of the products. The European Standard has been prepared by CEN/TC 164/WG 9 "Drinking water treatment" (secretariat: AFNOR, France) with the active German collaboration of Working Committee NA 119-04-02 AA "Wasseraufbereitung" ("Drinking water treatment") at NAW.
Document: references other documents
Document: referenced in other documents
Responsible national committee
NA 119-07-13 AA - Chemicals and plants for water treatment
