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Experiments were conducted to establish a laser diffraction-based method for the determination of lactose powder particle size. This was accomplished using a Bettersizer 2600 equipped with a fully ...

Particle characterization is the process of measuring various properties of particles, such as size, shape, surface area, or other physical or chemical properties. Characterization is done using a ...

Particle size has long been a key method for characterization. Most particle size measurement techniques are indirect and assume that all measured particles are round when providing size results.

Patients are administered parenteral drugs usually by means of injections, and therefore these drugs must be free of visible particles. To ensure this, the USP <788> Particulate Matter in Injections ...

The light obscuration method, shown here, is automated and may be the easiest particle-counting method. Particulates that may be present on intravenous medical devices such as guidewires, catheters, ...

USP chapter <787>, Subvisible Particulate Matter in Therapeutic Protein Injections, became official August 1, 2014 and provides specific guidance for testing the final dose form of protein-based ...