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Dear Customer,

This year, on the occasion of our 100th anniversary, we will be positioning ourselves for the future as part of the DIN Group with a new name. 

And so as of April 22, 2024

Beuth Verlag will become DIN Media. 

You can find out more about our new name and the reasons behind it here.

Yours sincerely,
Beuth Verlag

Standards Worldwide
Standards Worldwide
Phone +49 30 58885700-07

Draft standard [WITHDRAWN] Article is not orderable

PR NF X44-101-12 - Draft

PR NF EN ISO 14644-12

Cleanrooms and associated controlled environments - Part 12: classification of air cleanliness by nanoscale particle concentration

Original language
English, French
Pages
57
Original language
English, French
Pages
57

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