Superseded
Standard
Historical
BS EN 1421:1997
Chemicals used for treatment of water intended for human consumption. Ammonium chloride
Preview
No description.
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 03/15/1997 |
| Cancellation Date | 12/21/2005 |
| Page Count | 12 |
| Themes | Aluminium inorganic compounds |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
29/04/2022
Active
Most Recent
31/01/2013
Withdrawn
Most Recent
21/12/2005
Superseded
Historical
15/03/1997
Superseded
Historical