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PHOSPHORUS PENTASULFIDE†
| CAS # | 1314-80-3 |
|---|---|
| Formula |
P₄S₁₀ |
| Synonyms |
phosphorus persulfide; phosphorus sulfide; sulfur phosphide |
| Physical description | Greenish-gray to yellow, crystalline solid with an odor of rotten eggs. | ||
|---|---|---|---|
| Boiling point | 957°F | Molecular weight | 222.3 |
| Freezing point/melting point | 527°F | Vapor pressure | 1 mmHg at 572°F |
| Flash point | Vapor density | ||
| Specific gravity | 2.03 | Ionization potential | |
| Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
| NFPA health rating | 2 | NFPA fire rating | 1 |
| NFPA reactivity rating | 2 | NFPA special instruction | W: Reacts violently or explosively with water. |
| Vapor hazard ratio (VHR) | |||
| Historical exceedance percentage | |||
| Target organs | |||
| Analyte code (IMIS no.) | 2092 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | Low-ash 37 mm PVC filter, 5 microns [SKC 225-802] |
| Sampling time* |
|
| Sampling volume (TWA)* |
120-960 L |
| Sampling flow rate (TWA)* |
2 L/min |
| Sampling volume (STEL/Peak/C)* |
30 L |
| Sampling flow rate (STEL/Peak/C)* |
2 L/min |
| Analytical method instruments | IC |
| Method reference | OSHA ID-128SG (partially validated) |
| Notes |
Submit as a separate sample. |
| 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 |
Wipe with Whatman smear tab. [WHA1450993] |
|---|---|
| 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 |
1 mg/m³ |
REL-TWA |
1 mg/m³ |
TLV-TWA |
1 mg/m³ [1992] |
PEL-TWA |
1 mg/m³ |
| PEL-STEL |
|
REL-STEL |
3 mg/m³ |
TLV-STEL |
3 mg/m³ [1992] |
PEL-STEL |
3 mg/m³ |
| PEL-C |
|
REL-C |
|
TLV-C |
|
PEL-C |
|
| Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
| Notes: |
Notes:
|
Notes:
|
Notes:
|
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| Health factors: See NIH-NLM PubChem. | IDLH |
250 mg/m³ |
|||||
| Carcinogenic classifications: Not listed |
Notes:
|
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|
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
|
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Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Phosphorus pentasulfide, free from yellow and white phosphorus NIOSH: Pocket Guide to Chemical Hazards - Phosphorus pentasulfide Literature References
|
Last Updated Date : 01/08/2021