BS EN 1421:2022-TC

Tracked Changes. Chemicals used for treatment of water intended for human consumption. Ammonium chloride.

STANDARD published on 18.5.2022

The information about the standard:

Designation standards: BS EN 1421:2022-TC
Publication date standards: 18.5.2022
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: British technical standard
Category: Technical standards BS