HEXACHLOROETHANE†
Chemical Identification | |
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CAS # | 67-72-1 |
Formula |
C₂Cl₆ |
Synonyms |
carbon hexachloride; ethane hexachloride; perchloroethane |
Physical Properties | |||
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Physical description | Colorless crystals with a camphor-like odor. | ||
Boiling point | 368.2°F (sublimes) | Molecular weight | 236.7 |
Freezing point/melting point | 368.2°F (sublimes) | Vapor pressure | 0.2 mmHg |
Flash point | Vapor density | 8.16 | |
Specific gravity | 2.09 | Ionization potential | 11.22 eV |
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 |
Monitoring Methods Used by OSHA | ||||||
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Analyte code (IMIS no.) | 1372 | |||||
Sampling group | ||||||
Sampler/Sampling media | CSC tube (100/50 mg) [SKC 226-01] | |||||
Sampling time* | ||||||
Sampling volume (TWA)* | 10 L |
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Sampling flow rate (TWA)* | 0.01-0.2 L/min |
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Sampling volume (STEL/Peak/C)* |
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Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | GC-FID | |||||
Method reference | NIOSH 1003 (partially validated) | |||||
Notes |
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Special requirements |
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* 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 | |
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Sampler/Sampling media | Wipe with charcoal pad, seal in glass vial for shipment. [3M 3500] |
Bulk Method |
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On-Site Screening Techniques | ||||||
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Device | Infrared spectrophotometer | |||||
Model/Type | Miran 1A & 1B | |||||
Sampling information (see manufacturer instructions) |
0.09 ppm@12.8 µm |
Exposure Limits | |||||||
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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 |
1 ppm (10 mg/m³) |
REL-TWA |
1 ppm (10 mg/m³) |
TLV-TWA |
1 ppm [1990] |
PEL-TWA |
1 ppm (10 mg/m³) |
PEL-STEL |
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REL-STEL |
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TLV-STEL |
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PEL-STEL |
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PEL-C |
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REL-C |
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TLV-C |
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PEL-C |
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Skin notation |
Y |
Skin notation |
Y |
Skin notation |
Y |
Skin notation |
Y |
Notes: |
Notes:
CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION. See Appendix A, NIOSH Potential Occupational Carcinogens. |
Notes:
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Notes:
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Health factors: See NIH-NLM PubChem. | IDLH |
300 ppm |
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Carcinogenic classifications: NTP-R, NIOSH-Ca, IARC-2B, TLV-A3, EPA-C |
Notes:
Ca |
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
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Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - Hexachloroethane NIOSH: Pocket Guide to Chemical Hazards - Hexachloroethane Literature References
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Last Updated Date : 01/28/2021