{"id":15716,"date":"2023-10-25T13:00:00","date_gmt":"2023-10-25T20:00:00","guid":{"rendered":"https:\/\/www.golighthouse.com\/en\/?post_type=knowledge-center&p=15716"},"modified":"2024-05-06T10:30:01","modified_gmt":"2024-05-06T17:30:01","slug":"understanding-iso-14644-21","status":"publish","type":"knowledge-center","link":"https:\/\/www.golighthouse.com\/en\/knowledge-center\/understanding-iso-14644-21\/","title":{"rendered":"Understanding ISO TR 14644-21"},"content":{"rendered":"","protected":false},"featured_media":17819,"template":"","kc_format":[66],"kc_topics":[67,122,70,143,79],"class_list":["post-15716","knowledge-center","type-knowledge-center","status-publish","has-post-thumbnail","hentry","kc_format-webinar","kc_topics-best-practices","kc_topics-best-practices-guidelines","kc_topics-industry-knowledge","kc_topics-iso-14644","kc_topics-standards-training"],"yoast_head":"\nUnderstanding ISO 14644-21<\/title>\n<meta name=\"description\" content=\"ISO 14644-21 focuses on airborne particle sampling techniques in cleanrooms and associated controlled environments.\u00a0The webinar hosted by our SME\u2019s Hasim Solmaz and Jason Kelly will discuss the physical limitations of probe and particle counter placement, particularly for particles 5 micrometers and greater. 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