Table 1. The list of BioBall™ tested in this experiment

Organism	BioBall™ strain	Corresponding strains	Volume per vial
Bacillus cereus	NCTC 7464	ATCC10876, NCIMB8579, NRRL569	30 CFU
Clostridium perfringens	NCTC 8798	CIP106157	30 CFU
Staphylococcus aureus	NCTC 10788	ATCC6538, CIP4.83, NCIMB9518	30 CFU
Escherichia coli	NCTC 12923	ATCC8739, NCIMB8545, CIP53.126	30 CFU

NCTC, National Collection of Type Cultures; ATCC, American Type Culture Collection.