ISO 14644-9:2012现行
Cleanrooms and associated controlled environments Part 9: Classification of surface cleanliness by particle concentration
出版：International Organization for Standardization
专家解读视频
This part of ISO 14644 establishes the classification of cleanliness levels on solid surfaces by particle concentration in cleanrooms and associated controlled environment applications.
KS I ISO 14644-9:2014 - Identical
BS EN ISO 14644-9:2012 - Identical
SN EN ISO 14644-9 : 2012 - Identical
NF EN ISO 14644-9 : 2012 - Identical
I.S. EN ISO 14644-9:2012 - Identical
BS EN ISO 14644-9 : 2012 - Identical
DIN EN ISO 14644-9 E : 2012 - Identical
UNE EN ISO 14644-9 : 2014 - Identical
PN EN ISO 14644-9 : 2012 - Identical
NBN EN ISO 14644-9 : 2012 - Identical
NS EN ISO 14644-9 : 2012 - Identical
DIN EN ISO 14644-9 : 2012 - Identical
UNI EN ISO 14644-9 : 2012 - Identical
DS EN ISO 14644-9 : 2012 - Identical
SS-EN ISO 14644-9 : 2012 - Identical
NEN EN ISO 14644-9 : 2012 - Identical
