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Acid Yellow 23
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Identification |
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Name |
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Acid Yellow 23 |
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Synonyms |
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C.I.19140; Tartrazine; Food Yellow 4; Trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone-3-carboxylate |
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Molecular Structure |
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Molecular Formula |
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C16H9N4Na3O9S2 |
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Molecular Weight |
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534.36 |
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CAS Registry Number |
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1934-21-0 |
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EINECS |
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217-699-5 |
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Properties |
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Melting point |
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300 ºC |
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Water solubility |
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260 g/L (30 ºC) |
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Safety Data |
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Safety Description |
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S24/25 Details |
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List of Suppliers |
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The Complete List of Suppliers for Acid Yellow 23 |
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