I.S. EN ISO 14644-1:1999被替代
Cleanrooms And Associated Controlled Environments - Classification Of Air Cleanliness
出版：National Standards Authority of Ireland
專家解讀視頻
Gives the classification of air cleanliness in cleanrooms and associated controlled environments exclusively in terms of concentration of airborne particles.
NEN EN ISO 14644-1:1999 - Identical
ISO 14644-1:1999 - Identical
SS EN ISO 14644-1 Ed. 1 (1999) - Identical
SN EN ISO 14644-1:1999 - Identical
BS EN ISO 14644-1:1999 - Identical
DIN EN ISO 14644-1 (1999-07) - Identical
ONORM EN ISO 14644-1:1999 - Identical
NBN EN ISO 14644-1:1999 - Identical
NF EN ISO 14644-1:1999 - Identical
UNI EN ISO 14644-1:2001 - Identical
NS EN ISO 14644-1 Ed. 1 (1999) - Identical
UNE EN ISO 14644-1:2000 - Identical
