
Water quality. Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality
STANDARD published on 1.6.2025
Designation standards: STN EN 17899
Classification mark: 757382
Catalog number: 140459
Publication date standards: 1.6.2025
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN