Expert Committee: Excipient Test Methods
Coordinating Pharmacopeia: USP
A harmonized standard for Optical Microscopy has been approved by the Pharmacopeial Discussion Group (PDG) as described in its PDG Sign-Off Cover Page. Since there was no web posting at the time of sign-off of this chapter, all previous PDG sign-offs and Stage 6 postings are summarized as below:
- Download the Optical Microscopy PDG Sign-Off Cover Page:
- Previous Stage 6 posting in PF 30 (6), 2004
Should you have any questions about this General Chapter, please contact Antonio Hernandez-Cardoso (301-816-8308 or ahc@usp.org). For any questions about the PDG and its processes, please see Pharmacopeial Harmonization Group or contact Richard Lew at (240-221-2060 or rll@usp.org).