Tartrazine 89%, rein
Lieferant: Thermo Scientific
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Gefahr
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Synonyme:
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
191891000
191895000
ACRO191891000EA
45.3
EUR
ACRO191891000
ACRO191895000
Tartrazine 89%, rein
Tartrazine
CAS No.: 1934-21-0
Formel:
C₁₆H₁₂N₄O₉S₂ Molecular Weight: 534,36 g/mol Schmelzpunkt: >300 °C (Zersetzung) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00148908 CAS-Nummer: 1934-21-0 |
Spezifikation Testergebnisse
Appearance | Orange Powder |
Infrared spectrum | Conforms |
Dye content | ≥85 % |
Arsenic (As) | ≤3 ppm |
Cadmium (Cd) | ≤1 ppm |
Lead (Pb) | ≤10 ppm |
Mercury (Hg) | ≤1 ppm |
Heavy metals (as Pb) | ≤40 ppm |
Insoluble matter | ≤0.2 % (in water) |
Volatile matter | ≤15 % chlorides and sulfates (calculated as sodium salts) |
Subsidiary dyes | ≤1 % |
Dye intermediates | ≤0.5 % |
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