Hexamethylene Diisocyanates (Polydiisocyanates)
Synonym
1,6-diisocyanatohexanehomopolymer, HMDI polymer, 1,6-diisocyanato-hexanhomopolymer, Hexamethylenediisocyanate,homopolymer
Date Added
Air
Acute RELs
| Acute REL (μg/m3): | 4.5 |
|---|---|
| Species: | Rodents |
| Acute REL Toxicologic Endpoint: | Respiratory system |
| Last Acute REL Revision: | 09/06/2019 |
| Acute Reference Exposure Levels Comments: |
8-Hour RELs
| 8-Hour Inhalation REL (μg/m3): | 0.8 |
|---|---|
| Last 8-Hour REL Revision: | 09/06/2019 |
| 8-Hour Reference Exposure Levels Comments: |
Chronic REL
| Chronic Inhalation REL (μg/m3): | 0.4 |
|---|---|
| Chronic Target Organs: | Respiratory system |
| Chronic Toxicologic Endpoint: | Pulmonary inflamation and fibrosis in rodents |
| Last Chronic REL Revision: | 09/06/2019 |
| Chronic Reference Exposure Levels Comments: |