USPUSP-NF
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FD&C Yellow No. 5
Tartrazine
CI 19140
 Class: Pyrazolone C16H9N4O9S2Na3 Formula wt 534.37
 102 [1934-21-0] I753WB2F1M fd&c yellow no. 5

DESCRIPTION

FD&C Yellow No. 5 is principally the trisodium salt of 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[4-sulfophenyl-azo]-1H-pyrazole-3-carboxylic acid.

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