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Tartrazine ≥98.0% (by HPLC)

Fornitore: TCI
Pericolo

Synonyms: FD and C Yellow No. 5, Filter Yellow, Acid Yellow 23, Sodium 5-oxo-1-(4-sulphonatophenyl)-4-((4-sulphonatophenyl)diazenyl)-4,5-dihydro-1H-pyrazole-3-carboxylate

F0088-25G F0088-500G
TCIAF0088-25GEA 25 EUR
TCIAF0088-25G TCIAF0088-500G
Tartrazine ≥98.0% (by HPLC)
Tartrazine
Formula: C₁₆H₁₂N₄O₉S₂
Peso molecolare: 534.36 g/mol
MDL Number: MFCD00148908
CAS Number: 1934-21-0
EINECS: 217-699-5
Merck Index: 14,09072

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Risultati del test di specificazione

Appearance Orange to Brown powder to crystal
Purity (HPLC) min. 98.0 area%
Purity (UV-vis method) min. 95.0 % (calcd.on dried substance)
Lambda max. 426.0 to 430.0 nm (AcONH4 sol.)
Drying loss max. 10.0 %


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