*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : MW3850000
CHEMICAL NAME           : Hydrobromic acid
CAS REGISTRY NUMBER     : 10035-10-6
LAST UPDATED            : 199712
DATA ITEMS CITED        : 30
MOLECULAR FORMULA       : Br-H
MOLECULAR WEIGHT        : 80.92
WISWESSER LINE NOTATION :   H  E
SYNONYMS/TRADE NAMES :
   * Acide bromhydrique
   * Acido bromidrico
   * Anhydrous hydrobromic acid
   * Bromowodor
   * Bromwasserstoff
   * Broomwaterstof
   * Hydrogen bromide
 
                       *** 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           : 2858 ppm/1H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB214-270
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 76 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 41(1),105,1976
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 814 ppm/1H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB214-270

                              *** REVIEWS ***
 
   ACGIH TLV-CL 9.9 mg/m3 (3 ppm)
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   TLV/BEI,1997

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   MSHA STANDARD-air:TWA 3 ppm (10 mg/m3)
   DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
   (BEIs) booklet issues by American Conference of Governmental Industrial
   Hygienists (ACGIH), Cincinnati, OH, 1996  Volume(issue)/page/year:
   3,128,1971

   OSHA PEL (Gen Indu):8H TWA 3 ppm (10 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1910.1000,1994

   OSHA PEL (Construc):8H TWA 3 ppm (10 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1926.55,1994

   OSHA PEL (Shipyard):8H TWA 3 ppm (10 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   29,1915.1000,1993

   OSHA PEL (Fed Cont):8H TWA 3 ppm (10 mg/m3)
   CFRGBR Code of Federal Regulations.  (U.S. Government Printing Office, Supt.
   of Documents, Washington, DC 20402)  Volume(issue)/page/year:
   41,50-204.50,1994

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-AUSTRALIA:TWA 3 ppm (10 mg/m3) JAN 1993
   
   OEL-AUSTRIA:TWA 5 ppm (17 mg/m3) JAN 1993
   
   OEL-BELGIUM:STEL 3 ppm (9.9 mg/m3) JAN 1993
   
   OEL-DENMARK:TWA 3 ppm (10 mg/m3) JAN 1993
   
   OEL-FINLAND:STEL 3 ppm (10 mg/m3);Skin JAN 1993
   
   OEL-GERMANY:TWA 5 ppm (17 mg/m3) JAN 1993
   
   OEL-THE NETHERLANDS:TWA 3 ppm (10 mg/m3) JAN 1993
   
   OEL-THE PHILIPPINES:TWA 3 ppm (10 mg/m3) JAN 1993
   
   OEL-POLAND:TWA 7 mg/m3 JAN 1993
   
   OEL-RUSSIA:STEL 2 mg/m3 JAN 1993
   
   OEL-SWITZERLAND:TWA 3 ppm (10 mg/m3);STEL 6 ppm (20 mg/m3) JAN 1993
   
   OEL-TURKEY:TWA 5 ppm (17 mg/m3) JAN 1993
   
   OEL-UNITED KINGDOM:TWA 3 ppm (10 mg/m3) JAN 1993
   
   OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV
   
   OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO HYDROGEN BROMIDE-air:CL 3 ppm
REFERENCE :
   NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
   Health, Education, and Welfare, Reports and Memoranda.
   Volume(issue)/page/year: DHHS #92-100,1992

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 38575
       No. of Facilities: 510 (estimated)
       No. of Industries: 13
       No. of Occupations: 12
       No. of Employees: 2643 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 38575
       No. of Facilities: 1103 (estimated)
       No. of Industries: 23
       No. of Occupations: 26
       No. of Employees: 20571 (estimated)
       No. of Female Employees: 5398 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH Analytical Method, 1994: Acids, inorganic, 7903

 
                            *** END OF RECORD ***