1.06794
3-Nitrophenol
pH indicator
Synonym(s):
3-Nitrophenol, m-Nitrophenol
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About This Item
Product Name
3-Nitrophenol, indicator
Quality Level
assay
≥98% (DSC (differential scanning calorimetry))
form
solid
autoignition temp.
400 °C
potency
328 mg/kg LD50, oral (Rat)
pH
6.6-8.6 (20 °C in H2O)
bp
194 °C/93 hPa
mp
95-98 °C
transition temp
flash point >100 °C
solubility
insoluble 13.5 g/L
density
1.49 g/cm3 at 20 °C
bulk density
640 kg/m3
λmax
329-333 nm (buffer pH 6.6), 389-393 nm (buffer pH 11.0)
storage temp.
2-30°C
SMILES string
[N+](=O)([O-])c1cc(ccc1)O
InChI
1S/C6H5NO3/c8-6-3-1-2-5(4-6)7(9)10/h1-4,8H
InChI key
RTZZCYNQPHTPPL-UHFFFAOYSA-N
Analysis Note
Identity (UV/VIS-Spectrum): passes test
Melting point (DSC (differential scanning calorimetry)): 94 - 98 °C
Transition range: pH 6.6 - pH 8.6colourless - yellow
Absorption maximum λmax. (buffer pH 6.6): 329 - 333 nm
Absorption maximum λmax. (buffer pH 11.0): 389 - 393 nm
Spec. Absorptivity A 1%/1cm (λ1max; 0.05 g/l; buffer pH 6.6): 130 - 150
Spec. Absorptivity A 1%/1cm (λ2max; 0.05 g/l; buffer pH 11.0): 100 - 120
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2
Storage Class
6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
Certificates of Analysis (COA)
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