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A yellow dye that is visible even when highly diluted
Answer for the clue "A yellow dye that is visible even when highly diluted ", 19 letters:
resorcinolphthalein
Alternative clues for the word resorcinolphthalein
Word definitions for resorcinolphthalein in dictionaries
Wiktionary
Word definitions in Wiktionary
n. fluorescein.
WordNet
Word definitions in WordNet
n. a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative ...