0

EN 12120:2022

Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfite EN 12120:2022

Publication date:   Jun 14, 2022

General information

60.60 Standard published   Apr 20, 2022

CEN

CEN/TC 164 Water supply

European Norm

71.100.80   Chemicals for purification of water

Buying

Published

Language in which you want to receive the document.

Scope

This document 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.

Life cycle

PREVIOUSLY

WITHDRAWN
EN 12120:2012

NOW

PUBLISHED
EN 12120:2022
60.60 Standard published
Apr 20, 2022