99.60 Withdrawal effective Dec 23, 2015
CEN
CEN/TC 243 Cleanroom technology
European Norm
13.040.01 Air quality in general
Withdrawn
This Part of this European Standard specifies the classification of particulate cleanliness for cleanrooms and clean air controlled spaces in three possible occupancy states according to the number concentration of airborne particulate matter present.
WITHDRAWN
EN ISO 14644-1:1999
99.60
Withdrawal effective
Dec 23, 2015
PUBLISHED
EN ISO 14644-1:2015