Benzene
CAS Number
71-43-2Synonym
AI3-00808; (6)Annulene; Benzol; Benzole; Caswell No. 077; Coal naphtha; Cyclohexatriene; NCI-C55276; Phene; Phenyl hydride; Polystream; Pyrobenzol; EPA Pesticide Code: 008801
Occurrence/Use
Additive in gasoline, solvent, oil extraction, photogravure printing, veterinary medicine (disinfectant); production of detergents, explosives, pharmaceuticals, and dyestuffs; chemical intermediate in production of ethylbenzene (styrene), cumene, cyclohexane; component of combustion emissions and tobacco smoke
Acute RELs
| Acute REL (μg/m3): | 27 |
|---|---|
| Species: | Mouse |
| Acute REL Toxicologic Endpoint: | Reproductive/ development; aplastic anemia and acute myelogenous leukemia |
| Acute REL Target Organs: | Reproductive/ development, immune system, hematologic system |
| Severity: | Severe |
| Last Acute REL Revision: | 2014 |
| Acute Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D1. Updated 2014. |
8-Hour RELs
| 8-Hour Inhalation REL (μg/m3): | 3 |
|---|---|
| Last 8-Hour REL Revision: | 2014 |
| 8-Hour Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D1. Updated 2014. |
Chronic REL
| Chronic Inhalation REL (μg/m3): | 3 |
|---|---|
| Chronic Target Organs: | Hematologic system, nervous system, development |
| Human Data: | Yes |
| Last Chronic REL Revision: | 2014 |
| Chronic Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D1. Updated 2014. |