Fluorescein (Crossword clue)

If the answer you seek is not in the answers above these definitions may help solving your crossword puzzle.

• A yellowish red, crystalline substance
• Fluorophore commonly used in microscopy
• A yellow dye that is visible even when highly diluted
• A fluorane dye used for, among other things, identifying ulcers on the cornea
• So called, from the very brilliant yellowish green fluorescence of its alkaline solutions
• Fluorescein is an organic dye compound obtained by heating together pthalic anhydride and resorcinol
• Organic compound of molecular formula C20H12O5 that has wide use as a synthetic colouring agent
• A fluorescent substance adsorbed to antibodies in order to facilitate their detection and location on a tissue
• An orange-red crystalline powder that yields a bright green fluorescence in solution and is reduced to fluorescin
• A synthetic dye made by fusing resorcinol with phthalic anhydride (see acid anhydride) and zinc chloride catalyst