Viable Spore Counts

Population Assay

Each biological indicator (BI) that is manufactured contains a known number of microorganisms (also referred to as spores).  In order to confirm that the BI actually contains the expected number of spores, an individual will need to perform a population assay.  In USP <55>, this is referred to as Total Viable Spore Count.  This particular…

New Release!

Mesa Releases a New 24-hour Biological Indicator for the Sterrad® Sterilization Process

ExpoSure™ has received its 510(k) as a direct replacement product for monitoring the Sterrad® sterilization process. Mesa Labs announces the introduction of a new biological indicator (BI), ExpoSure™. The ExpoSure™ BI is a self-contained biological indicator (SCBI) for use in monitoring the efficacy of the following STERRAD® sterilization cycles: STERRAD® 50 STERRAD® 100S (Short &…