Xylenes (technical mixture of m, o, p-isomers)
CAS Number
1330-20-7Synonym
Technical mixture of o-xylene (95-47-6), m-xylene (108-38-3), and p-xylene (106-42-3) isomers; Dimethylbenzenes; Xylols; 1,2-Dimethylbenzene, 1,3-Dimethylbenzene, 1,4-Dimethylbenzene
Occurrence/Use
Solvent for paints, varnishes, inks, dyes, adhesives, pharmaceuticals, detergents, and rubber; production of polymer fiber (mylar and dacron); component of gasoline and fuel oils; component of tobacco smoke (m-,p-)
Acute RELs
| Acute REL (μg/m3): | 22000 |
|---|---|
| Species: | Human |
| Acute REL Toxicologic Endpoint: | Central nervous system impairment, respiratory and eye irritation |
| Acute REL Target Organs: | Nervous system, respiratory system, eyes |
| Severity: | Mild |
| Last Acute REL Revision: | 1999 |
| Acute Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D2. |
Chronic REL
| Chronic Inhalation REL (μg/m3): | 700 |
|---|---|
| Chronic Target Organs: | Nervous system, respiratory system, eyes |
| Human Data: | Yes |
| Last Chronic REL Revision: | 2000 |
| Chronic Reference Exposure Levels Comments: |
OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D3
|