Hexamethylene Diisocyanate (Monomer)
CAS Number
822-06-0Synonym
1,6-Diisocyanatohexane, 1,6-hexane diisocyanate, HMDI
Date Added

Cancer Potency Information
Latest Criteria: | Reference Exposure Levels |
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Air
Acute RELs
Acute REL (μg/m3): | 0.3 |
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Species: | Rodents |
Acute REL Toxicologic Endpoint: | Nasal epithelium lesions |
Acute REL Target Organs: | Respiratory system |
Last Acute REL Revision: | 09/06/2019 |
Acute Reference Exposure Levels Comments: |
8-Hour RELs
8-Hour Inhalation REL (μg/m3): | 0.06 |
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Last 8-Hour REL Revision: | 09/06/2019 |
8-Hour Reference Exposure Levels Comments: |
Chronic REL
Chronic Inhalation REL (μg/m3): | 0.03 |
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Chronic Target Organs: | Respiratory system |
Human Data: | Yes |
Chronic Toxicologic Endpoint: | HDI-induced asthma; accelerated decline in lung function |
Last Chronic REL Revision: | 09/06/2019 |
Chronic Reference Exposure Levels Comments: |