Поделиться:
Cleanliness Level | Maximum Allowable Dust Number/Cubic Meter | Maximum Allowable Number of Microorganism | ||||
≥0.5um | ≥5um | Airborne Microbe/Cubic Meter | Settling Microbe Number/Vessel·30min | |||
100 | 3500 | 0 | 5 | 1 | ||
10000 | 350000 | 2000 | 100 | 3 | ||
100000 | 3500000 | 20000 | 500 | 10 | ||
300000 | 10500000 | 60000 | — | 15 |