Spores of DSM 4313 were most resistant and reductions were
significantly lower than reductions of spores of compared strains
(p < 0.0001). Therefore concentrations in the qualitative suspension
test were increased (2.0%, 3.0%, 4.0%, 5.0%, 7.5%, 10.0% and
12.5%). For a sporicidal effect against these most resistant spores
(DSM 4313) 4.0% for 60 min at 15 C and up to 7.5% for 30 min at
10 C were required (Tables 5 and 7).