Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods
STANDARD published on 1.8.2023
Designation standards: ČSN EN ISO 7704
Classification mark: 757812
Catalog number: 517227
Note: WITHDRAWN
Publication date standards: 1.8.2023
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Czech technical standard
Category: Technical standards ČSN