BS EN 1421:2012
Chemicals used for treatment of water intended for human consumption. Ammonium chloride

Standard No.

BS EN 1421:2012

Release Date

2013

Published By

British Standards Institution (BSI)

Status

Be replaced 2022-04

Replace By

BS EN 1421:2022

Latest

BS EN 1421:2022

Replace

BS EN 1421:2005

BS EN 1421:2012 history

• 2022 BS EN 1421:2022 Chemicals used for treatment of water intended for human consumption. Ammonium chloride
• 2013 BS EN 1421:2012 Chemicals used for treatment of water intended for human consumption. Ammonium chloride
• 2005 BS EN 1421:2005 Chemicals used for treatment of water intended for human consumption - Ammonium chloride