UNI EN ISO 14644-1 : 2001
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CLEANROOMS AND ASSOCIATED CONTROLLED ENVIRONMENTS - CLASSIFICATION OF AIR CLEANLINESS
09-01-2022
01-01-2001
Defines 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.
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