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Picric acid is an organic compound with the formula (O2N)3C6H2OH. Its IUPAC name is 2,4,6-trinitrophenol (TNP).
P 1865 (OTTO) Picric acid, 99% Cas 88-89-1 - use in organic chemistry for the preparation of crystalline salts of organic bases (picrates) for the purpose of identification and characterization.