Escherichia coli serotype O157:H7 derived from ATCC® 35150™* (STEC)

Biosafety Level: 2

10 pellets of a single microorganism with a predetermined quantitative assay

Mean Assay Value: 1.0-9.9E+02 CFU per pellet; serotype O157:H7; Export license required for shipping this product outside the United States