URANIUM, SOLUBLE COMPOUNDS†
| Chemical Identification | |
|---|---|
| CAS # | 7440-61-1 |
| Formula |
U |
| Synonyms |
Synonyms vary depending upon the specific soluble uranium compound. |
| Physical Properties | |||
|---|---|---|---|
| Physical description | Colorless liquid with a strong, acrid, pungent odor. | ||
| Boiling point | 7468°F | Molecular weight | 238 |
| Freezing point/melting point | 2075°F | Vapor pressure | depends upon the specific compound |
| Flash point | Vapor density | 19.05 (metal) | |
| 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 | |||
| 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 | ||||||
|
Sampling information (see manufacturer instructions) |
||||||
| 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 |
|||||
| PEL-TWA |
0.05 mg/m³ |
REL-TWA |
0.05 mg/m³ |
TLV-TWA |
0.2 mg/m³ [1992] |
PEL-TWA |
0.05 mg/m³ |
| PEL-STEL | REL-STEL | TLV-STEL |
0.6 mg/m³ [1992] |
PEL-STEL | |||
| PEL-C | REL-C | TLV-C | PEL-C | ||||
| Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
| Notes: |
Notes:
CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION. See Appendix A, NIOSH Potential Occupational Carcinogens. |
Notes:
BEI® |
Notes:
soluble compounds, as U |
||||
| Health factors: See NIH-NLM PubChem. | IDLH |
10 mg/m³ |
|||||
| Carcinogenic classifications: NIOSH-Ca, TLV-A1 |
Notes:
Ca |
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| 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 - Uranium (soluble compounds, as U) Literature References
|
Last Updated Date : 01/29/2021