This document specifies a test method for the detection of nano-objects release, irrespective of its causes, from surgical masks, surgical respirator masks and barrier face coverings [reusable (regardless of washing characteristics) and disposable types] containing nano-objects, irrespective of the type of production technology.

In addition, this document also provides the sampling procedures and qualitative characterization methods for released nano-objects. This document can be used to show the possible exposure due to release, which relates to human health and safety.