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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF X44-101-9 ; NF EN ISO 14644-9:2022-05-25
Cleanrooms and associated controlled environments - Part 9: Assessment of surface cleanliness for particle concentration

Title (German)

Reinräume und zugehörige Reinraumbereiche - Teil 9: Klassifizierung der partikulären Oberflächenreinheit

Edition 2022-05-25

Original language French

Price from 88.40 €

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF X44-101-9 ; NF EN ISO 14644-9:2022-05-25 Cleanrooms and associated controlled environments - Part 9: Assessment of surface cleanliness for particle concentration

Want to learn more?

NF X44-101-9 ; NF EN ISO 14644-9:2022-05-25
Cleanrooms and associated controlled environments - Part 9: Assessment of surface cleanliness for particle concentration