- flavianic acid
- A naphthol derivative dye, useful in the precipitation (and subsequent determination) of arginine and other basic substances.
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fla·vi·an·ic acid .flā-vē-.an-ik-, .flav-ē- n a yellow crystalline acid C10H6N2O8S used chiefly in precipitating arginine, tyrosine, or organic bases as insoluble salts
Medical dictionary. 2011.