
Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction (ISO 23696-2:2023)
STANDARD published on 14.10.2026
Designation standards: UNE-EN ISO 23696-2:2026
Publication date standards: 14.10.2026
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Spanish technical standard
Category: Technical standards UNE