
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION. SODIUM HYDROGEN SULFITE.
STANDARD published on 23.2.1999
Designation standards: UNE-EN 12120:1999
Note: WITHDRAWN
Publication date standards: 23.2.1999
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Spanish technical standard
Category: Technical standards UNE