6 lyophilized pellets de un simple microorganismososos strain for Control de calidad:
LYFO DISK™ Escherichia coli derived from ATCC® 8739™
LYFO DISK™ Escherichia coli derived from ATCC® 10536™
LYFO DISK™ Escherichia coli derived from ATCC® 11229™
LYFO DISK™ Escherichia coli derived from ATCC® 11303™