ECHA has published an update to the Appendix for nanoforms applicable to the Guidance on Registration and Substance Identification (v.2.0)

The main changes include additional guidance on the joint submission of data, clarifications regarding the need for one dataset per nanoform/set of nanoforms, and information on the registration of sets of nanoforms versus single nanoforms

Changes to the appendix are limited to sections 2 and 5 of the currently published documents

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