FENTHION
CAS # | 55-38-9 |
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Formula |
C₁₀H₁₅O₃PS₂ |
Synonyms |
Baytex; Entex; O,O-dimethyl O-3-methyl-4-methylthiophenyl phosphorothioate |
Physical description | Colorless to brown liquid with a slight, garlic-like odor. | ||
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Boiling point | Molecular weight | 278.3 | |
Freezing point/melting point | 43°F | Vapor pressure | 0.0003 mmHg |
Flash point | Vapor density | ||
Specific gravity | 1.25 | 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.) | |||
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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 | |
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Bulk Method |
Device | |||||
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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 |
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PEL-TWA | REL-TWA |
0.2 mg/m³ |
TLV-TWA |
0.05 mg/m³ (inhalable fraction and vapor) [2005] |
PEL-TWA |
0.2 mg/m³ |
|
PEL-STEL | REL-STEL |
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TLV-STEL |
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PEL-STEL |
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PEL-C | REL-C |
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TLV-C |
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PEL-C |
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Skin notation |
NA |
Skin notation |
N |
Skin notation |
Y |
Skin notation |
Y |
Notes:
Not established |
Notes:
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Notes:
BEI® |
Notes:
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Health factors: See NIH-NLM PubChem. | IDLH | ||||||
Carcinogenic classifications: TLV-A4 |
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 - Fenthion NIOSH: Pocket Guide to Chemical Hazards - Fenthion Literature References
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Last Updated Date : 12/29/2020