Subvisible particle testing addresses regulatory limits for particulate matter in parenteral drugs, ophthalmic solutions, and lipid emulsions.

Particulate matter found in injectable drugs is measured in the visible and sub-visible ranges. In the sub-visible range, measurements are generally made by liquid particle counter, or by microscopic ...

In the pharmaceutical industry, cleanrooms are categorized based on the level of airborne particle concentration necessary to meet the cleanliness standards required for the specific manufacturing ...

Particle measurements in ultra-pure water (UPW) systems can take a long time to return to a stable baseline after normal operations are interrupted by an event such as maintenance shutdowns. A ...

Optical particle counters (equipment here from Pacific Scientific), now with ISO standard calibrations, determine the condition of hydraulic oils used in injection machines and ensure comparability of ...