The U.S. delegation to the July 4-6, 2012, meeting of the United Nations (UN) Subcommittee of Experts on the Globally Harmonized System of Classification and Labeling of Chemicals (GHS) is considering presenting an information paper on how to classify nanomaterials under the GHS.
Landkrohn stated that a lack of data has impeded the work group’s ability to create a separate hazard class for nanomaterials.
Fonte: Nanotech.Lawbc