CHROMagarTM MRSA Supplement is formulated specifically as the essential companion component to CHROMagar™ MRSA Base, this highly refined, lyophilized selective mix delivers the precise antibiotic and selective pressure required to isolate Methicillin-Resistant Staphylococcus aureus (MRSA). By blocking competing background organisms, it ensures rapid, highly specific chromogenic color development for seamless surveillance and infection control