洁净度级别  | 
    尘埃最允许数/平方米  | 
    微生物最大允许数  | 
  ||
  | 
    ≥0.5um  | 
    ≥5um  | 
    浮游菌个/立方米  | 
    沉降菌个/皿.30min  | 
  
100  | 
    3500  | 
    0  | 
    5  | 
    1  | 
  
10000  | 
    350,000  | 
    2,000  | 
    100  | 
    3  | 
  
100000  | 
    3,500,000  | 
    20,000  | 
    500  | 
    10  | 
  
300000  | 
    10,500,000  | 
    61,800  | 
    NA  | 
    15  | 
  






