Nitric acid
HNO3
nitric acid
Consulting for Nitric acid
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Identification
- CAS Number
- 7697-37-2
- EC Number
- 231-714-2
- UN Number
- 2031
- Index Number
- 007-004-00-1
- PubChem CID
- 944
Physical-chemical properties
- Molecular Formula
- HNO3
- Molar Mass
- 63.01 g/mol
- IUPAC Name
- nitric acid
Chemical Identifiers
- InChI
- InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4)
- InChI Key
- GRYLNZFGIOXLOG-UHFFFAOYSA-N
Overview
Nitric acid (CAS: 7697-37-2) is a chemical compound widely used in industry. The molecular formula is HNO3. The molar mass is 63.01 g/mol.
Safety & Classification
Ox. Liq. 3; Acute Tox. 3; Skin Corr. 1A
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Inhalation
Measures if vapours or dust are inhaled
First Aid Actions
- +P304IF INHALED:
- +P340Remove person to fresh air and keep comfortable for breathing.
- +P311Call a POISON CENTER/doctor.
Related hazard statements:
Skin Contact
Measures if substance contacts the skin
First Aid Actions
- +P302IF ON SKIN:
- +P352Wash with plenty of water.
- +P361Take off immediately all contaminated clothing.
- +P313Get medical advice/attention.
Related hazard statements:
Eye Contact
Measures if substance gets into the eyes
First Aid Actions
- +P305IF IN EYES:
- +P351Rinse cautiously with water for several minutes.
- +P338Remove contact lenses, if present and easy to do. Continue rinsing.
- +P313Get medical advice/attention.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 2031 |
| ADR Class | 8 |
| Packing Group | I |
| ADR Labels | 5.1, 8 |
| Tunnel Code | B/E |
| Proper Shipping Name | SALPETERSÄURE, außer rauchender, mit mehr als 70 % Säure |
| Marine Pollutant | No |
Frequently Asked Questions
What is Nitric acid?
Nitric acid (CAS 7697-37-2) is a chemical substance with the formula HNO3 used in various industrial applications.
What are the properties of Nitric acid?
Nitric acid has a molar mass of 63.01 g/mol. It is classified as Ox. Liq. 3; Acute Tox. 3; Skin Corr. 1A. See the technical data above for more details.
How to store Nitric acid safely?
Nitric acid should be stored according to the Safety Data Sheet instructions. Follow the GHS labeling and keep the substance in a cool, dry and well-ventilated place.
Is Nitric acid dangerous?
Nitric acid carries the signal word "Danger". 3 GHS pictograms apply. Always follow the safety instructions in the data sheet.
Where can I buy Nitric acid?
You can order Nitric acid (CAS 7697-37-2) from OYSI. We deliver across Europe and offer technical consulting as well as complete compliance documentation.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.