Lapse in Appropriations
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ASBESTOS - AMOSITE‡
| CAS # | 12172-73-5 |
|---|---|
| Formula |
Hydrated mineral silicates |
| Synonyms |
| Physical description | Gray-green fibrous, odorless solid. | ||
|---|---|---|---|
| Boiling point | decomposes | Molecular weight | varies |
| Freezing point/melting point | 1112°F (decomposes) | Vapor pressure | 0 mmHg (approx) |
| Flash point | Vapor density | ||
| 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.) | 9020 |
|---|---|
| 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 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 |
0.1 f/cc |
TLV-TWA |
0.1 f/cc [1994] |
PEL-TWA | ||
| PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
| PEL-C | REL-C | TLV-C | PEL-C | ||||
| Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
|
Notes:
TWA = 0.1 f/cc, STEL = 1 f/cc [30 MINUTES]. See 29 CFR 1910.1001, Asbestos. |
Notes:
CARCINOGEN (Ca): REDUCE EXPOSURE TO LOWEST FEASIBLE CONCENTRATION. See Appendix A, NIOSH Potential Occupational Carcinogens. See Appendix C, Supplementary Exposure Limits. |
Notes:
[F] Respirable fibers: length >5µm; aspect ratio ≥3:1, as determined by the membrane filter method at 400-450X magnification (4-mm objective), using phase-contrast illumination. |
Notes:
See California Code of Regulations, Title 8, Section 5208. Asbestos. |
||||
| Health factors: See NIH-NLM PubChem. | IDLH | ||||||
| Carcinogenic classifications: EPA-A, IARC-1, NIOSH-Ca, NTP-K, OSHA-Ca, TLV-A1 |
Notes:
Ca |
||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Asbestos NIOSH: Pocket Guide to Chemical Hazards - Asbestos Literature References
|
Last Updated Date : 12/17/2020