
Cleanrooms and associated controlled environments - Part 9: Classification of surface cleanliness by particle concentration (ISO 14644-9:2012)
NORMA vydaná dňa 26.3.2014
Designation standards: UNE-EN ISO 14644-9:2014
Note: NEPLATNÁ
Publication date standards: 26.3.2014
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE