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Kovac's reagent
Kovac's reagent
is a biochemical reagent consisting of
isoamyl alcohol
,
para-dimethylaminobenzaldehyde
and concentrated
hydrochloric acid
. It is used for the diagnostical
indole test
, to determine the ability of the organism to split
indole
from the
amino acid
tryptophan
. The indole produced yields a red complex with para-dimethylaminobenzaldehyde under the given conditions.
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