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| Chlorpyrifos | CAS 2921-88-2 | ||
| C9H11Cl3NO3PS | RTECS TF6300000 | ||
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Synonyms & Trade Names Chlorpyrifos-ethyl; O,O-Diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate; Dursban® |
DOT ID & Guide 2783 152 |
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Exposure Limits |
NIOSH REL: TWA 0.2 mg/m3 ST 0.6 mg/m3 [skin] | ||
| OSHA PEL�: none | |||
| IDLH N.D. | Conversion | ||
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Physical Description Colorless to white, crystalline solid with a mild, mercaptan-like odor. [pesticide] [Note: Commercial formulations may be combined with combustible liquids.] |
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MW: 350.6 |
BP: 320°F (Decomposes) |
MLT: 108°F |
Sol: 0.0002% |
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VP: 0.00002 mmHg |
IP: ? |
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Sp.Gr: 1.40 (Liquid at 110°F) |
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Fl.P: ? |
UEL: ? |
LEL: ? |
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| Combustible Solid | |||
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Incompatibilities & Reactivities Strong acids, caustics, amines [Note: Corrosive to copper & brass.] |
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Measurement Methods NIOSH 5600; OSHA 62 |
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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 |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
| Respirator Recommendations To be added later | |
| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Wheezing, laryngeal spasms, salivation; bluish lips, skin; miosis, blurred vision; nausea, vomiting, abdominal cramps, diarrhea | |
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Target Organs
respiratory system, central nervous system, peripheral nervous system, plasma cholinesterase |
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| See also: INTRODUCTION |