EPN
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CAS
2104-64-5
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C14H14O4NSP
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RTECS
TB1925000
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Synonyms & Trade Names
Ethyl p-nitrophenyl benzenethionophosphonate, O-Ethyl O-(4-nitrophenyl) phenylphosphonothioate
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: TWA 0.5 mg/m3 [skin]
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OSHA PEL: TWA 0.5 mg/m3 [skin]
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IDLH
5 mg/m3
See: 2104645
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Conversion
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Physical Description
Yellow solid with an aromatic odor. [pesticide] [Note: A brown liquid above 97°F.]
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MW: 323.3
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BP: ?
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MLT: 97°F
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Sol: Insoluble
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VP(212°F): 0.0003 mmHg
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IP: ?
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Sp.Gr(77°F): 1.27
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Fl.P: NA
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UEL: NA
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LEL: NA
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Noncombustible Solid
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Incompatibilities & Reactivities
Strong oxidizers
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Measurement Methods
NIOSH 5012
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
NIOSH/OSHA
Up to 5 mg/m3:
(APF = 10) Any supplied-air respirator
(APF = 50) Any self-contained breathing apparatus with a full facepiece
Emergency or planned entry into unknown concentrations or IDLH conditions:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus
Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister having an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin; miosis, lacrimation (discharge of tears); rhinorrhea (discharge of thin mucus); headache; chest tightness, wheezing, laryngeal spasm; salivation; cyanosis; anorexia, nausea, abdominal cramps, diarrhea; paralysis, convulsions; low blood pressure, cardiac irregularities
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Target Organs
Eyes, skin, respiratory system, cardiovascular system, central nervous system, blood cholinesterase
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See also: INTRODUCTION
See ICSC CARD: 0753 See MEDICAL TESTS: 0094
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