3,3-Bis(4-hidroxi-1-naftil)ftalida, puro indicator
Proveedor: Thermo Scientific
Sinónimos:
3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
190120050
190120010
190120250
ACRO190120050EA
205
EUR
ACRO190120050
ACRO190120010
ACRO190120250
3,3-Bis(4-hidroxi-1-naftil)ftalida, puro indicator
3,3-Bis(4-hidroxi-1-naftil)ftalida
Formula:
C₂₈H₁₈O₄ MW: 418,45 g/mol Pto. de fusión: 240…250 °C Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00036202 Núm. CAS: 596-01-0 EINECS: 209-875-5 |
Resultados test especificaciones
Appearance | Beige to pink to brown Powder |
Infrared spectrum | Conforms |
Loss on drying | ≤5 % (110°C, 1 h) |
UV Lambda max | 648 to 654 nm (in 0.1N NaOH) |
Specific absorbance A (1%/1cm) | ≥550 (at lamda max) |
Visual transition interval | from pH 7.3 (pink-yellow) to pH 8.7 (green-blue) |
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