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Registry of Toxic Effects of Chemical Substances (RTECS)

Benzenearsonic acid

RTECS #

CY3150000

CAS #

98-05-5

Updated

May 2009

Molecular Weight

202.05

Molecular Formula

C6H7AsO3

Synonyms

Arsonic acid, phenyl- (9CI)
Kyselina benzenarsonova (Czech)
Monophenylarsonic acid
Phenylarsonic acid

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
intravenous/rabbit lethal dose (50 percent kill): 16 mg/kgJPETAB 80,93,1944
oral/mouse lethal dose (50 percent kill): 270 µg/kgCLDND*
oral/rat lowest published lethal dose: 50 mg/kgJPETAB 93,287,1948

Standards and Regulations

OrganizationStandardReference
Mine Safety and Health Administration (MSHA) STANDARD-airtime-weighted average 0.5 mg(As)/m3DTLVS* 3,16,1971
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN check ACGIH TLV;
Occupational Exposure Limit IN SINGAPORE, VIETNAM check ACGIH TLV
Occupational Exposure Limit-ARAB Republic of Egypttime-weighted average 0.2 mg(As)/m3, JAN1993
Occupational Exposure Limit-AUSTRALIAtime-weighted average 0.05 mg(As)/m3, Carcinogen, JUL2008
Occupational Exposure Limit-INDIAtime-weighted average 0.2 mg(As)/m3, JAN1993
Occupational Exposure Limit-POLANDMAC(time-weighted average) 0.3 mg(As)/m3, JAN1993
Occupational Exposure Limit-THAILANDtime-weighted average 0.5 mg(As)/m3, JAN1993
Occupational Exposure Limit-THE PHILIPPINEStime-weighted average 0.5 mg(As)/m3, JAN1993
Occupational Exposure Limit-TURKEYtime-weighted average 0.5 mg(As)/m3, JAN1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 0.5 mg(As)/m3CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors)8H time-weighted average 0.5 mg(As)/m3CFRGBR 41,50-204.50,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry)8H time-weighted average 0.5 mg(As)/m3CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 0.5 mg(As)/m3CFRGBR 29,1915.1000,1993

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
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