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| EPN | CAS 2104-64-5 | ||
| C14H14O4NSP | RTECS TB1925000 | ||
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Synonyms & Trade Names Ethyl p-nitrophenyl benzenethionophosphonate, O-Ethyl O-(4-nitrophenyl) phenylphosphonothioate |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: TWA 0.5 mg/m3 [skin] | ||
| OSHA PEL: TWA 0.5 mg/m3 [skin] | |||
| IDLH 5 mg/m3 | 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 |
BP: ? |
MLT: 97°F |
Sol: Insoluble |
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VP(212°F): 0.0003 mmHg |
IP: ? |
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Sp.Gr(77°F): 1.27 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Solid | |||
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Incompatibilities & Reactivities Strong oxidizers |
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Measurement Methods NIOSH 5012 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: Daily Provide: Eyewash, Quick drench |
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 a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| 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 |