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Ethion |
CAS 563-12-2 | ||
[(C2H5O)2P(S)S]2CH2 |
RTECS TE4550000 | ||
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Synonyms & Trade Names O,O,O',O'-Tetraethyl S,S'-methylene di(phosphorodithioate) |
DOT ID & Guide |
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Exposure
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NIOSH REL: 0.4 mg/m3 [skin] | ||
| OSHA PEL†: none | |||
| IDLH N.D. See: IDLH INDEX | Conversion | ||
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Physical Description Colorless to amber-colored, odorless liquid. [insecticide] [Note: A solid below 10°F. The technical product has a very disagreeable odor.] |
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MW: 384.5 |
BP: >302°F (Decomposes) |
FRZ: 10°F |
Sol: 0.0001% |
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VP: 0.0000015 mmHg |
IP: ? |
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Sp.Gr: 1.22 |
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Fl.P: 349°F |
UEL: ? |
LEL: ? |
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| Class IIIB Combustible Liquid: Fl.P. at or above 200°F. | |||
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Incompatibilities & Reactivities Acids, alkalis |
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Measurement Methods NIOSH 5600 See: NMAM or OSHA Methods |
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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 |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection Respirator Recommendations Not available. |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin; nausea, vomiting, abdominal cramps, diarrhea, salivation; headache, dizziness, lassitude (weakness, exhaustion); rhinorrhea (discharge of thin mucus), chest tightness; blurred vision, miosis; cardiac irregularities; muscle fasciculation; dyspnea (breathing difficulty) | |
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Target Organs
Eyes, skin, respiratory system, central nervous system, cardiovascular system, blood cholinesterase |
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| See also: INTRODUCTION See ICSC CARD: 0888 |