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CYCLOHEXANONE†
| CAS # | 108-94-1 |
|---|---|
| Formula |
C₆H₁₀O |
| Synonyms |
anone; cyclohexyl ketone; pimelic ketone; ketohexamethylene |
| Physical description | Water-white to pale-yellow liquid with a peppermint- or acetone-like odor. | ||
|---|---|---|---|
| Boiling point | 312°F | Molecular weight | 98.2 |
| Freezing point/melting point | -49°F | Vapor pressure | 5 mmHg |
| Flash point | 146°F | Vapor density | 3.4 |
| Specific gravity | 0.95 | Ionization potential | 9.14 eV |
| Lower explosive limit (LEL) | 1.1% | Upper explosive limit (UEL) | 9.4% |
| NFPA health rating | 1 | NFPA fire rating | 2 |
| NFPA reactivity rating | 0 | NFPA special instruction | |
| Vapor hazard ratio (VHR) | |||
| Historical exceedance percentage | |||
| Target organs | |||
| Analyte code (IMIS no.) | 0830 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | Chromosorb® 106 (100/50 mg) [SKC 226-110] |
| Sampling time* | 200 min |
| Sampling volume (TWA)* | 10 L |
| Sampling flow rate (TWA)* | 0.05-0.2 L/min |
| Sampling volume (STEL/Peak/C)* | |
| Sampling flow rate (STEL/Peak/C)* | |
| Analytical method instruments | GC-FID |
| Method reference | OSHA 1 (fully validated) |
| 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 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 |
50 ppm (200 mg/m³) |
REL-TWA |
25 ppm (100 mg/m³) |
TLV-TWA |
20 ppm [1990] |
PEL-TWA |
25 ppm (100 mg/m³) |
| PEL-STEL | REL-STEL | TLV-STEL |
50 ppm [1990] |
PEL-STEL | |||
| PEL-C | REL-C | TLV-C | PEL-C | ||||
| Skin notation |
N |
Skin notation |
Y |
Skin notation |
Y |
Skin notation |
Y |
| Notes: | Notes: | Notes: | Notes: | ||||
| Health factors: See NIH-NLM PubChem. | IDLH |
700 ppm |
|||||
| Carcinogenic classifications: IARC-3, TLV-A3 | Notes: | ||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Cyclohexanone NIOSH: Pocket Guide to Chemical Hazards - Cyclohexanone Literature References
|
Last Updated Date : 12/22/2020