Crossword clue: see indigo white, under indigo. 2. (physiol. chem.) same as indican, 2.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
See Indigo white, under Indigo. 2. (Physiol. Chem.) Same as Indican, 2.