CONGO RED

CONGO RED

Brand Names : C.I. Direct Red 28; C.I. 22 12O.

Congo red is a reddish-brown powder which is soluble in water and ethanol; very slightly soluble in acetone; practically insoluble in ether.



Uses: Congo red is used as a stain in the diagnosis of amyloid disease (amyloidosis); as addition to culture media; reagent for bitter-almond water; dye; for estimating free mineral acids and for detecting and estimating free hydrochloric acid in gastric contents.


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