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| Methoxychlor | CAS 72-43-5 | ||
| (C6H4OCH3)2CHCCl3 | RTECS KJ3675000 | ||
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Synonyms & Trade Names p,p'-Dimethoxydiphenylftrichloroethane; DMDT; Methoxy-DDT; 2,2-bis(p-Methoxyphenyl)-1,1,1-trichloroethane; 1,1,1-Trichloro-2,2-bis-(p-methoxyphenyl)ethane |
DOT ID & Guide 2761 151 (organochlorine pesticide, solid, n.o.s.) |
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Exposure Limits |
NIOSH REL: Ca See Appendix A | ||
| OSHA PEL†: TWA 15 mg/m3 | |||
| IDLH Ca [5000 mg/m3] | Conversion | ||
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Physical Description Colorless to light-yellow crystals with a slight, fruity odor. [insecticide] |
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MW: 345.7 |
BP: Decomposes |
MLT: 171°F |
Sol: 0.00001% |
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VP: Very low |
IP: ? |
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Sp.Gr: 1.41 |
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Fl.P: ? |
UEL: ? |
LEL: ? |
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| Combustible Solid, but difficult to burn. | |||
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Incompatibilities & Reactivities Oxidizers |
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Measurement Methods NIOSH S371 (II-4); OSHA PV2038 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: No recommendation Wash skin: When contaminated/Daily Remove: When wet or contaminated Change: Daily |
First Aid (See procedures) Skin: Soap wash Breathing: Fresh air Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration: (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, ingestion | |
| Symptoms In animals: fasciculation, trembling, convulsions; kidney, liver damage; [potential occupational carcinogen] | |
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Target Organs
central nervous system, liver, kidneys Cancer Site [in animals: liver & ovarian cancer] |
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| See also: INTRODUCTION |