6 lyophilized pellets de un simple microorganismososos strain for Control de calidad:
LYFO DISK™ Escherichia coli derived from ATCC® BAA-1429™
LYFO DISK™ Escherichia coli derived from ATCC® 25922™
LYFO DISK™ Escherichia coli derived from ATCC® 4157™
LYFO DISK™ Escherichia coli derived from ATCC® 8739™