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  New No.3, Appaiar Lane, Second Floor, Royapuram, Chennai - 600 013, Tamilnadu, India
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Frequently Asked Question - Cleanroom Section
 
Learn About Deadly Cancer Mesothelioma due to Asbestos Exposure, it can affect any one in the world



 

   Frequently Asked Questions in Cleanroom Construction and Maintenance    Federal Standard 209D Cleanroom Class Limits

Class
Particles /ft3
Size
>= 0.1 µm
>= 0.2 µm
>= 0.3 µm
>= 0.5 µm
>= 5.0 µm
1
35
7.5
3
1
NA
10
350
75
30
10
NA
100
NA
750
300
100
NA
1000
NA
NA
NA
1000
7
10000
NA
NA
NA
10000
70
100000
NA
NA
NA
100000
700