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Is Perylenetetracarboxylic Dianhydride vegan?

Perylenetetracarboxylic dianhydride (PTCDA) is a synthetic organic dye molecule and organic semiconductor used as a precursor to rylene dyes, which are useful as pigments and dyes. It is a dark red solid with low solubility in aromatic solvents and has attracted interest as an organic semiconductor material.

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