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2,4,5-T |
CAS 93-76-5 | ||
Cl3C6H2OCH2COOH |
RTECS AJ8400000 | ||
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Synonyms & Trade Names 2,4,5-Trichlorophenoxyacetic acid |
DOT ID & Guide 2765 152 |
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Exposure
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NIOSH REL: TWA 10 mg/m3 | ||
| OSHA PEL: TWA 10 mg/m3 | |||
| IDLH 250 mg/m3 See: 93765 | Conversion | ||
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Physical Description Colorless to tan, odorless, crystalline solid. [herbicide] |
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MW: 255.5 |
BP: Decomposes |
MLT: 307°F |
Sol(77°F): 0.03% |
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VP: 1 x 10-7 mmHg |
IP: ? |
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Sp.Gr: 1.80 |
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Fl.P: ? |
UEL: ? |
LEL: ? |
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| Combustible Solid, but burns with difficulty. | |||
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Incompatibilities & Reactivities None reported |
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Measurement Methods NIOSH 5001 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation (See protection) Skin: No recommendation Eyes: No recommendation Wash skin: No recommendation Remove: No recommendation Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection Respirator Recommendations NIOSH/OSHA Up to 50 mg/m3: (APF = 5) Any quarter-mask respirator. Click here for information on selection of N, R, or P filters. Up to 100 mg/m3: (APF = 10) Any particulate respirator equipped with an N95, R95, or P95 filter (including N95, R95, and P95 filtering facepieces) except quarter-mask respirators. The following filters may also be used: N99, R99, P99, N100, R100, P100. Click here for information on selection of N, R, or P filters. (APF = 10) Any supplied-air respirator Up to 250 mg/m3: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode (APF = 50) Any air-purifying, full-facepiece respirator with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters. (APF = 25) Any powered air-purifying respirator with a high-efficiency particulate filter. (APF = 50) Any self-contained breathing apparatus with a full facepiece (APF = 50) Any supplied-air respirator 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 with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, ingestion, skin and/or eye contact | |
| Symptoms In animals: ataxia; skin irritation, acne-like rash; liver damage | |
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Target Organs
Skin, liver, gastrointestinal tract |
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| See also: INTRODUCTION See ICSC CARD: 0075 See MEDICAL TESTS: 0249 |