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Tartrazine Impurity 1
Cat No.:D-T051601
Synonyms:sodium 5-oxo-1-(4-sulfonatophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylate
CAS No.:3473-75-4; 118-47-8(free base);52126-51-9(Na salt)
Molecular Formula:C10H6N2Na2O6S
Molecular Weight:328.21
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