HEXAHYDROPHTHALIC ANHYDRIDE, ALL ISOMERS
| CAS # | 85-42-7 |
|---|---|
| Formula |
C₈H₁₀O₃ |
| Synonyms |
hexahydroisobenzofuran-1,3-dione; HHPA; 1,2-cyclohexanedicarboxylic anhydride |
| Physical description | Dry powder or solid in various forms, or clear, colorless, viscous liquid. | ||
|---|---|---|---|
| Boiling point | 564.8°F | Molecular weight | 154.17 |
| Freezing point/melting point | 89.6°F | Vapor pressure | 5.35x10(-2) |
| Flash point | 300.2°F | Vapor density | 1.19 |
| Specific gravity | 5.3 | Ionization potential | |
| Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
| NFPA health rating | NFPA fire rating | ||
| NFPA reactivity rating | NFPA special instruction | ||
| Vapor hazard ratio (VHR) | |||
| Historical exceedance percentage | |||
| Target organs | |||
| Analyte code (IMIS no.) | H106 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | |
| Sampling time* | |
| Sampling volume (TWA)* | |
| Sampling flow rate (TWA)* | |
| Sampling volume (STEL/Peak/C)* | |
| Sampling flow rate (STEL/Peak/C)* | |
| Analytical method instruments | |
| Method reference | |
| Notes | OSHA staff only, please contact SLTC at 801-233-5100 |
| Special requirements |
* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.
| Wipe Sampler/Sampling media | |
|---|---|
| Bulk Method |
| Device | |||||
|---|---|---|---|---|---|
| Model/Type | |||||
|
Sampling information (see manufacturer instructions) |
|
OSHA PEL
8-hour TWA (ST) STEL (C) Ceiling Peak |
NIOSH REL
Up to 10-hour TWA (ST) STEL (C) Ceiling |
ACGIH TLV©
8-hour TWA (ST) STEL (C) Ceiling |
|||||
|---|---|---|---|---|---|---|---|
| PEL-TWA | REL-TWA | TLV-TWA | PEL-TWA | ||||
| PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
| PEL-C | REL-C | TLV-C |
0.005 mg/m³ (inhalable fraction and vapor) [2002] |
PEL-C | |||
| Skin notation |
NA |
Skin notation |
NA |
Skin notation |
N |
Skin notation |
NA |
|
Notes:
Not established |
Notes:
Not established |
Notes:
respiratory sensitizer (RSEN) |
Notes:
Not established |
||||
| Health factors: See NIH-NLM PubChem. | IDLH | ||||||
| Carcinogenic classifications: | Notes: | ||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Not listed NIOSH: Pocket Guide to Chemical Hazards - Not listed Literature References
|
Last Updated Date : 01/24/2024