净化级别划分和规定
ISO14644-1  | FED STD 209E  | CLASS  | Number of Par Cubic Meter by Micrometer Size  | ||||||
ISO Class  | English  | Metric  | 
  | 0.1um  | 0.2um  | 0.3um  | 0.5um  | 0.5um  | 5um  | 
  | 
  | 
  | 
  | m3  | m3  | m3  | ft3  | m3  | 
  | 
1  | 
  | 
  | ISO1  | 
  | 
  | 
  | 
  | 
  | 
  | 
2  | 
  | 
  | ISO2  | 
  | 
  | 
  | 
  | 4  | 
  | 
3  | 1  | M1.5  | 1SO3  | 
  | 
  | 
  | 
  | 35  | 
  | 
4  | 10  | M2.5  | ISO4  | 
  | 
  | 
  | 10  | 353  | 
  | 
5(百级)  | 100  | M3.5  | ISO5  | 
  | 
  | 
  | 100  | 3,530  | 29  | 
6(千级)  | 1,000  | M4.5  | ISO6  | 
  | 
  | 
  | 1000  | 35,300  | 293  | 
7(万级)  | 10,000  | M5.5  | ISO7  | 
  | 
  | 
  | 10000  | 353,000  | 2,930  | 
8(十万级)  | 100,000  | M6.5  | ISO8  | 
  | 
  | 
  | 100000  | 3,530,000  | 29,300  | 
9  | 
  | 
  | ISO9  | 
  | 
  | 
  | 1000000  | 35,300,000  | 293,000  | 
■ 中国药品生产洁净室(区)的空气洁净度标准
洁净度级别  | 尘埃允许数/立方米  | 微生物大允许数  | ||
≥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  | 
■ 洁净室及洁净区空气中悬浮粒子洁净度等级
空气洁净度等级(N)  | 大于或等于表中粒径的大浓度限值(pc/m3)  | |||||
0.1um  | 0.2um  | 0.3um  | 0.5um  | 1um  | 5um  | |
1  | 
  | 
  | 
  | 
  | 
  | 
  | 
2  | 
  | 
  | 
  | 4  | 
  | 
  | 
3  | 
  | 
  | 
  | 35  | 8  | 
  | 
4(十级)  | 
  | 
  | 
  | 352  | 83  | 
  | 
5(百级)  | 
  | 
  | 
  | 3520  | 832  | 29  | 
6(千级)  | 
  | 
  | 
  | 35200  | 8320  | 293  | 
7(万级)  | 
  | 
  | 
  | 352000  | 83200  | 2930  | 
8(十万级)  | 
  | 
  | 
  | 3520000  | 832000  | 29300  | 
9(一百万级)  | 
  | 
  | 
  | 35200000  | 8320000  | 293000  | 
国家标准GB50073-2001

