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Methomyl |
CAS 16752-77-5 | ||
CH3C(SCH3)NOC(O)NHCH3 |
RTECS AK2975000 | ||
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Synonyms & Trade Names Lannate®; Methyl N-((methylamino)carbonyl)oxy)ethanimidothioate; S-Methyl-N-(methylcarbamoyloxy)thioacetimidate |
DOT ID & Guide 2757 151 (carbamate pesticide, solid, toxic) |
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Exposure
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NIOSH REL: TWA 2.5 mg/m3 | ||
| OSHA PEL†: none | |||
| IDLH N.D. See: IDLH INDEX | Conversion | ||
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Physical Description White, crystalline solid with a slight, sulfur-like odor. [insecticide] |
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MW: 162.2 |
BP: ? |
MLT: 172°F |
Sol(77°F): 6% |
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VP(77°F): 0.00005 mmHg |
IP: ? |
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Sp.Gr(75°F): 1.29 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Solid, but may be dissolved in flammable liquids. | |||
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Incompatibilities & Reactivities Strong bases |
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Measurement Methods NIOSH 5601 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: Quick drench |
First Aid (See procedures) Eye: Irrigate immediately Skin: Water flush 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, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes; blurred vision, miosis; salivation; abdominal cramps, nausea, vomiting; dyspnea (breathing difficulty); lassitude (weakness, exhaustion), muscle twitching; liver, kidney damage | |
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Target Organs
Eyes, respiratory system, central nervous system, cardiovascular system, liver, kidneys, blood cholinesterase |
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| See also: INTRODUCTION See ICSC CARD: 0177 |