U.S. Pharmacopeial Convention for Micromeritics and Particulate Systems Instruments:
USP <267> Porosimetry for Mercury Intrusion
USP <429> Laser Diffraction Method of Particle Size
USP <699> Density of Solids – Gas Pycnometry
USP <788> Particulate Matter in Injections
USP <789> Particulate Matter in Ophthalmic Solutions
USP <846> Specific Surface Area
USP <1241>Water Solid Interactions in pharmaceutical Systems