BENZOTRICHLORIDE
| Chemical Identification | |
|---|---|
| CAS # | 98-07-7 |
| Formula |
C₇H₅Cl₃ |
| Synonyms |
benzene (trichloromethyl)-;benzenyl chloride; benzenyl trichloride; benzoic trichloride |
| Physical Properties | |||
|---|---|---|---|
| Physical description | A clear colorless to yellowish colored liquid with a penetrating odor. Denser than water and vapors are heavier than air. May be toxic by inhalation or ingestion. Burns skin, eyes, and mucous membranes. Insoluble in water. Used to make dyes and other chemicals. | ||
| Boiling point | 429.4°F | Molecular weight | 195.48 |
| Freezing point/melting point | 23°F | Vapor pressure | 1-10 mmHg at 114.44-189.68°F |
| Flash point | 260°F | Vapor density | 6.77 |
| Specific gravity | 1.3756 | Ionization potential | |
| Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
| NFPA health rating | 4 | NFPA fire rating | 1 |
| NFPA reactivity rating | 0 | NFPA special instruction | |
| Vapor hazard ratio (VHR) | |||
| Historical exceedance percentage | |||
| Target organs | |||
| Monitoring Methods Used by OSHA | ||||||
|---|---|---|---|---|---|---|
| Analyte code (IMIS no.) | ||||||
| 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 | ||||||
| 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 Method | |
|---|---|
| Sampler/Sampling media | |
| Bulk Method |
|---|
| On-Site Screening Techniques | ||||||
|---|---|---|---|---|---|---|
| Device | ||||||
| Model/Type | ||||||
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Sampling information (see manufacturer instructions) |
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| Exposure Limits | |||||||
|---|---|---|---|---|---|---|---|
|
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 |
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| PEL-TWA | REL-TWA | TLV-TWA | PEL-TWA | ||||
| PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
| PEL-C | REL-C | TLV-C |
0.1 ppm [1994] |
PEL-C | |||
| Skin notation |
NA |
Skin notation |
NA |
Skin notation |
Y |
Skin notation |
NA |
|
Notes:
Not established |
Notes:
Not established |
Notes: |
Notes:
Not established |
||||
| Health factors: See NIH-NLM PubChem. | IDLH | ||||||
| Carcinogenic classifications: EPA-B2, IARC-2A, NTP-R, TLV-A2 | Notes: | ||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
| Additional Resources and Literature References |
|---|
|
NOAA: CAMEO Chemicals - Benzotrichloride NIOSH: Pocket Guide to Chemical Hazards - Benzotrichloride Literature References
|
Last Updated Date : 12/17/2020