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Harmonization Stage 4 Publication of General Chapter <430> Particle Size Analysis by Dynamic Light Scattering

Type of Posting: General Announcement
Posting Date: 28–April–2023

In accordance with the 2020–2025 Rules and Procedures of the Council of Experts, this is to provide notice that USP and its Expert Committees has published a new General Chapter <430> Particle Size Analysis by Dynamic Light Scattering.

General Chapter <430>  was proposed in PF 46(3) on May 1, 2020, and was posted to https://www.usp.org/harmonization-standards/pdg/stage-4-notices today. The intent is for the new Chapter to be published in USP–NF Online on June 1, 2023. USP anticipates that the chapter will become official on May 1, 2024. 

Should you have any questions, please contact Edmond Biba, Principal Scientist, at exb@usp.org.


CN-23-039-00