Tests

Reactions

Urease

Negative

TSI

Alkaline slant, acid butt with H2S production (black colour)

Methyl red

Positive

Indole

Negative

Sugar fermentation

Sucrose

Negative

Glucose

Positive (acid and gas production)

Dulcitol

Negative

Lactose

Negative

Maltose

Negative

Mannitol

Positive (acid and gas production)

Galactose

Positive (acid and gas production)