
Water quality. Microscopical biological qualitative and quantitative analysis
STANDARD published on 1.9.1987
Designation standards: STN 757711
Classification mark: 757711
Catalog number: 69541
Note: WITHDRAWN
Publication date standards: 1.9.1987
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN