ISO 10808:2010 specifies requirements for, and gives guidance on, the characterization of airborne nanoparticles in inhalation exposure chambers for the purpose of inhalation toxicity studies in terms of particle mass, size distribution, number concentration and composition.
DS/EN ISO 10808:2011 history
2011DS/EN ISO 10808:2011 Nanotechnologies - Characterization of nanoparticles in inhalation exposure chambers for inhalation toxicity testing