Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness (ISO 14644-1:1999)

Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness (ISO 14644-1:1999)

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Standard Number EN ISO 14644-1:1999
Organization European Committee for Standardization European Union
Level International
Category Specification
Status
  • MAY 1999 Published
  • DEC 2015 Withdrawn
ABSTRACT

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.