Cleanair Standards.
1392 Industrial Drive Tustin, CA
714-259-8833 Phone
714-566-0461 Fax
Airborne Particulate Cleanliness Classes
Maximum concentration limits (particles/m3 of air) for particles equal to and larger than the considered sizes shown below (concentration limits are calculated in accordance with equation (1) in section 3.2 of ISO Document 14644-1: 1999(E).

 

Previous standards based on FS 209e.

 

3/2/00