Definition of Congo red

1. Noun. A red-brown azo dye especially as a chemical pH indicator (congo red is red in basic and blue in acidic solutions).

Category relationships: Solution
Generic synonyms: Acid-base Indicator, Azo Dye

Medical Definition of Congo red

1. An odourless, dark red or reddish brown powder which decomposes on exposure to acid fumes. It is used as a diagnostic aid in amyloidosis, and has been used as an antihemolytic and detoxicant. Pharmacological action: dyes. Chemical name: 1-Naphthalenesulfonic acid, 3,3'-((1,1'-biphenyl)-4,4'-diylbis(azo))bis(4-amino-, disodium salt (12 Dec 1998)

Lexicographical Neighbors of Congo Red

Congolian red fever
congoo mallee
congophilic
congophilic angiopathy
Congorism
congos
congou
congous
congou tea
congo copal
congo eel
Congo franc
congo gum
Congo peafowl
congo red (current term)
congo red (current term)
Congo River
congo snake
congrats
congratulate
congratulated
congratulates
congratulating
congratulation
congratulations
congratulator
congratulators
congratulatory
congree
congreed

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