3-NITROPHENOL INDICATOR

Code: 1067940025 D2-231

Analysis Note

Purity (DSC (differential scanning calorimetry)): ≥ 98 %Identity (UV/VIS-Spectrum): passes testMelting point (DSC (differential scanning calorimetry)): 94...


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Analysis Note

Purity (DSC (differential scanning calorimetry)): ≥ 98 %Identity (UV/VIS-Spectrum): passes testMelting point (DSC (differential scanning calorimetry)): 94 - 98 °CTransition range: pH 6.6 - pH 8.6colourless - yellowAbsorption maximum λmax. (buffer pH 6.6): 329 - 333 nmAbsorption maximum λmax. (buffer pH 11.0): 389 - 393 nmSpec. Absorptivity A 1%/1cm (λ1max; 0.05 g/l; buffer pH 6.6): 130 - 150Spec. Absorptivity A 1%/1cm (λ2max; 0.05 g/l; buffer pH 11.0): 100 - 120

λmax329-333 nm (buffer pH 6.6), 389-393 nm (buffer pH 11.0)
assay≥98% (DSC (differential scanning calorimetry))
autoignition temp.400 °C
bp194 °C/93 hPa
bulk density640 kg/m3
density1.49 g/cm3 at 20 °C
formsolid
InChI keyRTZZCYNQPHTPPL-UHFFFAOYSA-N
InChI1S/C6H5NO3/c8-6-3-1-2-5(4-6)7(9)10/h1-4,8H
mp95-98 °C
pH6.6-8.6 (20 °C in H2O)
potency328 mg/kg LD50, oral (Rat)
Quality Level200
solubilityinsoluble 13.5 g/L
storage temp.2-30°C
transition tempflash point >100 °C
Cas Number554-84-7
Hazard Class6.1
Un Number1663
Pack GroupIII
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