BS EN 1421:2022-TC

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

NORMA vydaná dňa 18.5.2022

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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
Kategória: Technické normy BS

Annotation of standard text BS EN 1421:2022-TC :

ISBN: 978 0 539 22119 0 Status: Definitive