Free tool · Cleanroom
ISO Clean Room Classification
Airborne particulate cleanliness class limits — ISO 14644-1:2015.
Free · no sign-in requiredClass limits for ISO 7
- ≥ 0.1 µm
- 10,000,000 /m³
- ≥ 0.2 µm
- 2,365,144 /m³
- ≥ 0.3 µm
- 1,017,625 /m³
- ≥ 0.5 µm
- 351,676 /m³
- ≥ 1 µm
- 83,176 /m³
- ≥ 5 µm
- 2,925 /m³
Reference standards
ISO 14644-1:2015 (classification), ISO 14644-2:2015 (monitoring), ISO 14644-3 (test methods), ISO 14644-4 (design & construction), EU GMP Annex 1 (2022) for pharmaceutical mapping.
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