Gram Positive Cocci Staphylococcus aureus Micrococcus roseus Micrococcus luteus Sporosarcina ureae Lactococcus lactis Sarcina aurantiaca Gram Positive Rods Bacillus cereus Bacillus subtilis Mycobacterium smegmatis Corynebacterium pseudodiphtheriticum Gram Negative Rods Escherichia coli Proteus vulgaris Pseudomonas fluorescens Citrobacter freundii Enterobacter aerogenes Klebsiella pneumoniae Alcaligenes viscolactis Serratia marcescens Gram Negative Cocci Moraxella catarrhalis Neisseria sicca
Catalase Results
H202 + + + +
+ + - or + +
+ or – + + + or – + + + +
+ -