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Normas DIN – AENOR
DIN EN 12120:2020-07

DIN EN 12120:2020-07

Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite; German and English version prEN 12120:2020 / Note: Date of issue 2020-06-05*Intended as replacement for DIN EN 12120 (2013-02).

Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Hydrogénosulfite de sodium; Version allemande et anglaise prEN 12120:2020 / Attention: Date de parution 2020-06-05*Prévu pour remplacer DIN EN 12120 (2013-02).

Produkte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Natriumhydrogensulfit; Deutsche und Englische Fassung prEN 12120:2020 / Achtung: Erscheinungsdatum 2020-06-05*Vorgesehen als Ersatz für DIN EN 12120 (2013-02).

Fecha:
2020-07 /Active
Equivalencias internacionales:

prEN 12120 (2020)

Resumen:
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.
Keywords:
Chemical properties, Dangerous stuffs, Drinking water, Drinking water treatment, Limits (mathematics), Marking, Marking of points of hazard, Physical properties, Potable water, Properties, Purity, Ratings, Safety markings, Sampling methods, Sodium acid sulphites, Specification (approval), Storage, Testing, Transport, Treatment, Water practice, Water supply, Water treatment
72,24
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