NF EN 12121

Chemicals used for treatment of water intended for human consumption - Sodium disulfite

Le présent document s'applique au disulfite de sodium utilisé pour le traitement de l'eau destinée à la consommation humaine. Il décrit les caractéristiques du disulfite de sodium et spécifie les exigences et les méthodes d'essai correspondant au disulfite de sodium. Il donne des informations pour son emploi dans le traitement de l'eau. Il fixe également les règles relatives à la sécurité d'emploi et de manipulation.

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