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Registry of Toxic Effects of Chemical Substances (RTECS)

Benzenesulfonic acid

RTECS #

DB4200000

CAS #

98-11-3

Updated

April 2010

Molecular Weight

158.18

Molecular Formula

C6H6O3S

Synonyms

17-120A
Benzene sulphonic acid
Benzenemonosulfonic acid
Besylic acid
Kyselina benzensulfonova (Czech)
Phenylsulfonic acid

Skin and Eye Irritation and References

Route/OrganismDoseEffectReference
eye /rabbit 250 µg/24H severe85JCAE -,1053,1986
skin /human 0.2% mildTOXID9 66,167,2002
skin /rabbit 100 µg/24H open irritation testAIHAAP 23,95,1962
skin /rabbit 2 mg/24H severe85JCAE -,1053,1986

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
oral/rat lethal dose (50 percent kill): 890 µL/kgAIHAAP 23,95,1962
oral/rat lethal dose (50 percent kill): 1100 mg/kgHPV326 -,-,2007
oral/wild bird lethal dose (50 percent kill): 75 mg/kgTXAPA9 21,315,1972
skin/cat lowest published lethal dose: 10 gm/kgBehavioral: Tremor

Behavioral: Muscle weakness

Gastrointestinal: Changes in structure or function of salivary glands
JPETAB 84,358,1945

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Occupational Exposure Survey 1983Hazard Code X7434; Number of Industries 2; Total Number of Facilities 28; Number of Occupations 2; Total Number of Employees Exposed 3164

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
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