Standards and Methods
ASTM, ISO, SM, and USP
Please contact us to inquire about standards or methods not listed.
USP
Number | Type | Title |
|---|---|---|
Particle Size Distribution Analyses | ||
<429> | USP | Light Diffraction Measurement of Particle Size |
<432> | USP | Determination of Zeta Potential by Electrophoretic Light Scattering |
<776> | USP | Optical Microscopy (Particle Size Characterization) |
<786> | USP | Particle Size Distribution Estimation by Analytical Sieving |
<787> | USP | Subvisible Particulate Matter in Therapeutic Protein Injections |
<788> | USP | Particulate Matter in Injections |
<789> | USP | Particulate Matter in Ophthalmic Solutions |
<811> | USP | Powder Fineness |
<1241> | USP | Water-Solid Interactions in Pharmaceutical Systems - Determination of Sorption Desorption Isotherms |
Surface Area & Pore Size Analysis | ||
<267> | USP | Porosimetry by Mercury Intrusion |
<268> | USP | Porosity By Nitrogen Adsorption-Desorption |
Density | ||
<616> | USP | Bulk Density (Method I) and Tapped Density (Method II) of Powders |
<699> | USP | Density of Solids |
Microscopy Services | ||
<695> | USP | Crystallinity |
<729> | USP | Globule Size Distribution in Lipid Injectable Emulsions |
<776> | USP | Optical Microscopy (Crystallinity Characterization) |
<1181> | USP | Scanning Electron Microscopy |
Physical Measurements | ||
<281> | USP | Residue on Ignition |
<731> | USP | Loss on Drying |
<733> | USP | Loss on Ignition |
<791> | USP | pH |
<831> | USP | Refractive Index |
<841> | USP | Specific Gravity (Method I) |
<846> | USP | Specific Surface Area |
<891> | USP | Thermal Analysis |
<912> | USP | Viscosity-Rotational Methods |
<1174> | USP | Powder Flow (Angle of Repose Only) |
