nitric acid

nitric acid Structure
nitric acid
Share to Facebook Share to Twitter Share to Linkedin
Common Name nitric acid
CAS Number 7697-37-2 Molecular Weight 63.013
Density 1.6±0.1 g/cm3 Boiling Point 83.0±9.0 °C at 760 mmHg
Molecular Formula HNO3 Melting Point -42 °C
MSDSnitric acid MSDS|SDS|pdf download Chinese USA Flash Point 120.5°C
Symbol GHS03 GHS05
GHS03, GHS05
Signal Word Danger

 Names

[ Name ]: nitric acid
[ Synonym ]: More Synonyms

 Chemical & Physical Properties

[ Density ]: 1.6±0.1 g/cm3
[ Boiling Point ]: 83.0±9.0 °C at 760 mmHg
[ Melting Point ]: -42 °C
[ Molecular Formula ]: HNO3
[ Molecular Weight ]: 63.013
[ Flash Point ]: 120.5°C
[ Exact Mass ]: 62.995644
[ PSA ]: 66.05000
[ LogP ]: -0.13
[ Vapour density ]: 1 (vs air)
[ Vapour Pressure ]: 49.8±0.3 mmHg at 25°C
[ Index of Refraction ]: 1.409
[ Water Solubility ]: >100 g/100 mL (20 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QU5900000
CHEMICAL NAME :
Nitric acid (red fuming)
CAS REGISTRY NUMBER :
7697-37-2
LAST UPDATED :
199712
DATA ITEMS CITED :
27
MOLECULAR FORMULA :
H-N-O3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
67 ppm(NO2)/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,418,1954 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
9300 ppb(NO2)/4H/10D-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Lungs, Thorax, or Respiration - fibrosis, focal (pneumoconiosis)
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 6,20,1952 *** REVIEWS *** TOXICOLOGY REVIEW BEPRDY Bulletin Europeen de Physiopathologie Respiratoire. (Oxford, UK) V.12-15, 1976-79. Volume(issue)/page/year: 13,191,1977 TOXICOLOGY REVIEW XPHBAO U.S. Public Health Service, Public Health Bulletin. (Washington, DC) Volume(issue)/page/year: 272,1,1941 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 2 ppm (5 mg/m3) JAN 1993 OEL-AUSTRALIA:TWA 2 ppm (5 mg/m3);STEL 4 ppm (10 mg/m3) JAN 1993 OEL-BELGIUM:TWA 2 ppm (5.2 mg/m3);STEL 4 ppm (10 mg/m3) JAN 1993 OEL-DENMARK:TWA 2 ppm (5 mg/m3) JAN 1993 OEL-FINLAND:TWA 2 ppm (5 mg/m3);STEL 5 ppm (13 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 2 ppm (5 mg/m3);STEL 4 ppm (10 mg/m3) JAN 1993 OEL-GERMANY:TWA 10 ppm (25 mg/m3) JAN 1993 OEL-HUNGARY:STEL 5 mg/m3 JAN 1993 OEL-JAPAN:TWA 2 ppm (5.2 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 2 ppm (5 mg/m3) JAN 1993 OEL-POLAND:TWA 10 mg/m3 JAN 1993 OEL-RUSSIA:TWA 2 ppm;STEL 2 mg/m3;Skin JAN 1993 OEL-SWEDEN:TWA 2 ppm (5 mg/m3);STEL 5 ppm (13 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 2 ppm (5 mg/m3);STEL 4 ppm (10 mg/m3) JAN 1993 OEL-THAILAND:TWA 2 ppm (5 mg/m3) JAN 1993 OEL-TURKEY:TWA 2 ppm (5 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 2 ppm (5 mg/m3);STEL 4 ppm (10 mg/m3) JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 50742 No. of Facilities: 18088 (estimated) No. of Industries: 197 No. of Occupations: 101 No. of Employees: 132401 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 50742 No. of Facilities: 18239 (estimated) No. of Industries: 201 No. of Occupations: 120 No. of Employees: 297627 (estimated) No. of Female Employees: 76316 (estimated)

 Safety Information

[ Symbol ]: GHS03 GHS05
GHS03, GHS05
[ Signal Word ]: Danger
[ Hazard Statements ]: H272-H290-H314
[ Supplemental HS ]: Corrosive to the respiratory tract.
[ Precautionary Statements ]: P210-P220-P260-P280-P305 + P351 + P338-P370 + P378
[ Personal Protective Equipment ]: Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]: C:Corrosive
[ Risk Phrases ]: R8;R35
[ Safety Phrases ]: S23-S26-S36-S45
[ RIDADR ]: UN 3264 8/PG 3
[ WGK Germany ]: 1
[ RTECS ]: QU5900000
[ Packaging Group ]: II
[ Hazard Class ]: 8
[ HS Code ]: 2808000090

 Synthetic Route

 Customs

[ HS Code ]: 2808000090

 Articles855

More Articles
Effects of prenatal exposure to silver nanoparticles on spatial cognition and hippocampal neurodevelopment in rats.

Environ. Res. 138 , 67-73, (2015)

Silver nanoparticles (Ag-NPs) are among the most commonly used nanomaterials and may be exposed to human and ecosystem. Prior in vitro study showed that Ag-NPs compromised neurodevelopment of PC12 cel...

Disruption of an M. tuberculosis membrane protein causes a magnesium-dependent cell division defect and failure to persist in mice.

PLoS Pathog. 11(2) , e1004645, (2015)

The identification of Mycobacterium tuberculosis genes necessary for persistence in vivo provides insight into bacterial biology as well as host defense strategies. We show that disruption of M. tuber...

DNA double-strand breaks by Cr(VI) are targeted to euchromatin and cause ATR-dependent phosphorylation of histone H2AX and its ubiquitination.

Toxicol. Sci. 143(1) , 54-63, (2014)

Hexavalent chromium is a human respiratory carcinogen that undergoes intracellular activation in vivo primarily via reduction with ascorbate. Replication of Cr-adducted DNA triggers mismatch repair th...

 Synonyms

Rfna
AZOTIC ACID
EINECS 231-714-2
NITAL
HNO3
azotowykwas
Nitric acid
HONO2
MFCD00011349
AQUA FORTIS
nitro-alcohol
acidonitrico
trans-nitro alcohol