NF T94-257:1998
Chemicals used for treatment of water intended for human consumption. Calcium carbonate.

Standard No.

NF T94-257:1998

Release Date

1998

Published By

Association Francaise de Normalisation

Status

Be replaced 2006-10

Replace By

NF T94-257:2006

Latest

NF T94-257:2015

NF T94-257:1998 history

• 2015 NF T94-257:2015 Chemicals used for treatment of water intended for human consumption - Calcium carbonate
• 2013 NF T94-257:2013 Chemicals used for treatment of water intended for human consumption - Calcium carbonate
• 2006 NF T94-257:2006 Chemicals used for treatment of water intended for human consumption - Calcium carbonate
• 1998 NF T94-257:1998 Chemicals used for treatment of water intended for human consumption. Calcium carbonate.