We strictly execute GB5007-2001, GB50457-2008, GMP-2010, ISO14644-3 and other standard requirements, and provide pharmaceuticals, electronics, foods, sanitation, biotechnology and other industries with complete sets of comprehensive consultation services such as design, manufacturing, installation, debugging and verification of purification plants.
Air Quality Inspection Judging Standards (inspection of cleanroom suspended particles, floating bacteria, settling bacteria and so on, as well as verification of cleanliness class)
|
Cleanliness grade |
Suspended particles (particle quantity/m3) |
floating bacteria (cfu/m3) |
Settling bacteria（cfu/Ф90mm·0.5h） |
|
|
≥0.5um |
≥5um |
|||
|
100 |
≤3500 |
0 |
≤5 |
≤1 |
|
10000 |
≤350000 |
≤2000 |
≤100 |
≤3 |
|
100000 |
≤3500000 |
≤20000 |
≤500 |
≤10 |
2、Air Cleanliness Class of GBJ73-84 Pure Workshop Design Standard, with the following specific indexes:
|
Grade |
Dust count in the air (≥0.5um per square meter) |
Dust count in the air (≥5um per square meter) |
|
100 |
≤3500 |
—— |
|
1000 |
≤35000 |
≤250 |
|
10000 |
≤350000 |
≤2500 |
|
100000 |
≤3500000 |
≤25000 |