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Registry of Toxic Effects of Chemical Substances (RTECS)

Hydrobromic acid

RTECS #

MW3850000

CAS #

10035-10-6

Updated

September 201

Molecular Weight

80.92

Molecular Formula

BrH

Synonyms

Acide bromhydrique (French)
Acido bromidrico (Italian)
Anhydrous hydrobromic acid
Bromowodor (Polish)
Bromwasserstoff (German)
Broomwaterstof (Dutch)
Hydrogen bromide
Hydrogen bromide (ACGIH:OSHA)

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/mouse lethal concentration (50 percent kill): 814 ppm/1HENTOX* -,537,2005
inhalation/rat lowest published toxic concentration: 10 mg/m3/4HLung, Thorax, or Respiration: Other changesTPKVAL 14,73,1975
inhalation/rat lowest published toxic concentration: 26 mg/m3Olfaction: Change in sensation of smell

Lung, Thorax, or Respiration: Dyspnea		VCVN5* -,393,1989
inhalation/rat lethal concentration (50 percent kill): 3000 ppm/30MENTOX* -,639,2005
inhalation/rat lethal concentration (50 percent kill): 2858 ppm/1HENTOX* -,537,2005
intraperitoneal/rat lethal dose (50 percent kill): 76 mg/kgGISAAA 41(1),105,1976

Reviews

OrganizationStandardReference
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-ceiling concentration 2 ppmDTLVS* TLV/BEI,2013
TOXICOLOGY REVIEWENTOX* -,639,2005
TOXICOLOGY REVIEWENTOX* -,537,2005

Standards and Regulations

OrganizationStandardReference
Mine Safety and Health Administration (MSHA) STANDARD-airtime-weighted average 3 ppm (10 mg/m3)DTLVS* 3,128,1971
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN check ACGIH TLV;
Occupational Exposure Limit IN SINGAPORE, VIETNAM check ACGIH TLV
Occupational Exposure Limit-AUSTRALIAceiling concentration 3 ppm (9.9 mg/m3), JUL2008
Occupational Exposure Limit-AUSTRIAMAK-TMW 2 ppm (6.7 mg/m3);KZW 2 ppm (6.7 mg/m3), 2007
Occupational Exposure Limit-BELGIUMshort term exposure limit 2 ppm (6.7 mg/m3), MAR2002
Occupational Exposure Limit-DENMARKceiling concentration 2 ppm (6.7 mg/m3), MAY2011
Occupational Exposure Limit-ECshort term exposure limit 6.7 mg/m3 (2 ppm), JUN2000
Occupational Exposure Limit-FINLANDshort term exposure limit 2 ppm (6.7 mg/m3), NOV2011
Occupational Exposure Limit-FRANCEVLE 2 ppm (6.7 mg/m3), FEB2006
Occupational Exposure Limit-GERMANYMAK 2 ppm (6.7 mg/m3), 2011
Occupational Exposure Limit-HUNGARYshort term exposure limit 6.7 mg/m3, SEP2000
Occupational Exposure Limit-ICELANDshort term exposure limit 2 ppm (6.7 mg/m3), NOV2011
Occupational Exposure Limit-KOREAceiling concentration 3 ppm (10 mg/m3), 2006
Occupational Exposure Limit-MEXICOpeak 3 ppm (10 mg/m3), 2004
Occupational Exposure Limit-NEW ZEALANDceiling concentration 3 ppm (9.9 mg/m3), JAN2002
Occupational Exposure Limit-NORWAYtime-weighted average 3 ppm (10 mg/m3), JAN1999
Occupational Exposure Limit-PERUshort term exposure limit 3 ppm (10 mg/m3), JUL2005
Occupational Exposure Limit-POLANDMAC(time-weighted average) 7 mg/m3, MAC(short term exposure limit) 21 mg/m3, JAN1999
Occupational Exposure Limit-RUSSIAshort term exposure limit 2 mg/m3, JUN2003
Occupational Exposure Limit-SWEDENtime-weighted average 1 ppm (3.5 mg/m3), ceiling concentration 2 ppm (7 mg/m3), JUN2005
Occupational Exposure Limit-SWITZERLANDceiling concentration 2 ppm (6.7 mg/m3), JAN2011
Occupational Exposure Limit-THE PHILIPPINEStime-weighted average 3 ppm (10 mg/m3), JAN1993
Occupational Exposure Limit-TURKEYtime-weighted average 5 ppm (17 mg/m3), JAN1993
Occupational Exposure Limit-UNITED KINGDOMshort term exposure limit 3 ppm (10 mg/m3), OCT2007
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 3 ppm (10 mg/m3)CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors)8H time-weighted average 3 ppm (10 mg/m3)CFRGBR 41,50-204.50,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry)8H time-weighted average 3 ppm (10 mg/m3)CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 3 ppm (10 mg/m3)CFRGBR 29,1915.1000,1993

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO HYDROGEN BROMIDE-airceiling concentration 3 ppmNIOSH* DHHS #92-100,1992
National Occupational Exposure Survey 1983Hazard Code 38575; Number of Industries 23; Total Number of Facilities 1103; Number of Occupations 26; Total Number of Employees Exposed 20571; Total Number of Female Employees Exposed 5398
National Occupational Hazard Survey 1974Hazard Code 38575; Number of Industries 13; Total Number of Facilities 510; Number of Occupations 12; Total Number of Employees Exposed 2643

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Acids, inorganic, 7903

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