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ISO 29463 — a global standard for HEPA and ULPA filters

Mechanisms for particle filtration. Image courtesy of AERFIL. HEPA and ULPA filters have been in use around the world for many years. The first HEPA filter was developed in the late 1940s. The original procedures to test these filters were also developed around the same time. Although these original test procedures are still practiced in […]

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Thorsten Stoffel

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