Acid orange 5
Fornitore: TCI
Synonyms:
OrangeIV, Aniline yellow, 4-(4-Anilinophenylazo)benzenesulphonic acid sodium salt, CI 13080, Diphenylamine orange, Indicator, S. No.: 179, Orange IV, Tropaeolin OO
Formula:
C₁₈H₁₄N₃NaO₃S Peso molecolare: 375.38 g/mol |
MDL Number:
MFCD00038130 CAS Number: 554-73-4 EINECS: 209-071-4 Merck Index: 14,09776 |
Risultati del test di specificazione
Appearance | Light yellow to Amber to Dark green powder to crystal |
Lambda max. | 446.0 to 450.0 nm (pH3.0) |
Absorbance | min. 0.270 (5 mg/L, pH 3.0, 446.0 to 450.0 nm) |
Transition interval (pH) | (purplish red)1.2 to 3.0 (yellow) |
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