Caprolactam
CAS Number
105-60-2Synonym
Aminocaproic lactam; epsilon-Caprolactam; Hexahydro-2H-azepin-2-one; 2-Oxohexamethylenimine; 2-Ketohexamethylenimine
Occurrence/Use
Monomer used in manufacture of synthetic fibers and resins (Nylon 6) used in carpets, rugs, textiles, engineering plastics, tire cord, and plastic film
Acute RELs
| Acute REL (μg/m3): | 50 |
|---|---|
| Species: | Human |
| Acute REL Toxicologic Endpoint: | Increased blink frequency in humans |
| Acute REL Target Organs: | Eyes |
| Severity: | Mild |
| Last Acute REL Revision: | 2013 |
| Acute Reference Exposure Levels Comments: |
8-Hour RELs
| 8-Hour Inhalation REL (μg/m3): | 7 |
|---|---|
| Last 8-Hour REL Revision: | 2013 |
| 8-Hour Reference Exposure Levels Comments: |
OEHHA 2013. Technical Support Document for Noncancer RELs, Appendix D1. Updated July 2014. |
Chronic REL
| Chronic Inhalation REL (μg/m3): | 2.2 |
|---|---|
| Chronic Target Organs: | Upper respiratory system |
| Human Data: | No |
| Last Chronic REL Revision: | 2013 |
| Chronic Reference Exposure Levels Comments: |