PHENYL ISOCYANATE
| CAS # | 103-71-9 |
|---|---|
| Formula |
C₇H₅NO |
| Synonyms |
phenylcarbimide; Carbanil; isocyanatobenzene |
| Physical description | Colorless to yellow liquid with a pungent odor. | ||
|---|---|---|---|
| Boiling point | 325.4°F | Molecular weight | 119.12 |
| Freezing point/melting point | -22°F | Vapor pressure | 2.57 mmHg |
| Flash point | 132°F (open cup) | Vapor density | 1.089 |
| Specific gravity | 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.) | 2132 | ||
|---|---|---|---|
| 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 |
0.005 ppm [2014] |
PEL-TWA | |||
| PEL-STEL | REL-STEL | TLV-STEL |
0.015 ppm |
PEL-STEL | |||
| PEL-C | REL-C | TLV-C | PEL-C | ||||
| Skin notation |
NA |
Skin notation |
NA |
Skin notation |
Y |
Skin notation |
NA |
| Notes: |
Notes:
Not established |
Notes:
dermal sensitizer (DSEN), 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 - Phenyl isocyanate NIOSH: Pocket Guide to Chemical Hazards - Phenyl isocyanate Literature References
|
Last Updated Date : 01/24/2024