*** 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
MOLECULAR WEIGHT        : 63.02
SYNONYMS/TRADE NAMES :
   * Nitrous fumes
   * Red fuming nitric acid
   * RFNA
 
                       *** 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)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH Analytical Method, 1996: Acids, inorganic, 7903

 
                            *** END OF RECORD ***