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About This Item
Empirical Formula (Hill Notation):
HNO3
CAS Number:
Molecular Weight:
63.01
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:
NACRES:
NA.21
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Quality Level
Assay
5.0-10.0% (% N2O3, titration)
form
liquid
composition
HNO3, >90%
impurities
5-10% dissolved oxides as N2O3
color
red
pH
<1 (20 °C)
density
1.48 g/mL at 20 °C (lit.)
storage temp.
2-8°C
SMILES string
O[N+]([O-])=O
InChI
1S/HNO3/c2-1(3)4/h(H,2,3,4)
InChI key
GRYLNZFGIOXLOG-UHFFFAOYSA-N
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General description
Nitric acid is an oxidizing agent used in the oxidation and nitration of organic molecules.
Application
Nitric acid can be used as:
- A catalyst for the aerobic conversion of benzyl ethers to benzaldehydes.
- An oxidant for the oxidative bromination of activated aromatic compounds using alkali metal bromide salts to synthesize corresponding bromo-derivatives.
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 2 - Skin Corr. 1
Supplementary Hazards
Storage Class Code
5.1A - Strongly oxidizing hazardous materials
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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Nitric acid purification of single-walled carbon nanotubes.
Hu H, et al.
The Journal of Physical Chemistry B, 107(5), 13838-13842 (2003)
Eagleson M.
Concise Encyclopedia Chemistry, 698-698 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 590-590 (1994)
Eduardo Carasek et al.
Talanta, 56(1), 185-191 (2008-10-31)
The need for highly reliable methods for the determination of trace elements has been recognised in analytical chemistry and environmental science. A method for the trace analysis of Pb and Cd in natural waters is described. In a preconcentration step
Heterogeneous reactivity of gaseous nitric acid on Al2O3, CaCO3, and atmospheric dust samples: A Knudsen cell study.
Hanisch F and Crowley JN.
The Journal of Physical Chemistry A, 105(13), 3096-3106 (2001)
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