6 lyophilized pellets de un simple microorganismososos strain for Control de calidad:
LYFO DISK™ Citrobacter braakii derived from ATCC® 43162™
LYFO DISK™ Citrobacter freundii derived from ATCC® 8454™
LYFO DISK™ Citrobacter koseri derived from ATCC® 27156™
LYFO DISK™ Cronobacter muytjensii derived from ATCC® 51329™