WATER QUALITY. DETERMINATION OF NITROGEN. PART 1: METHOD USING OXIDATIVE DIGESTION WITH PEROXODISULFATE. (ISO 11905-1:1997).
NORMA vydaná dňa 1.12.1998
Designation standards: UNE-EN ISO 11905-1:1998
Publication date standards: 1.12.1998
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE