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| o-Dinitrobenzene | CAS 528-29-0 | ||
| C6H4(NO2)2 | RTECS CZ7450000 | ||
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Synonyms & Trade Names ortho-Dinitrobenzene; 1,2-Dinitrobenzene |
DOT ID & Guide 1597 152 |
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Exposure Limits |
NIOSH REL: TWA 1 mg/m3 [skin] | ||
| OSHA PEL: TWA 1 mg/m3 [skin] | |||
| IDLH 50 mg/m3 | Conversion | ||
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Physical Description Pale-white or yellow solid. |
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MW: 168.1 |
BP: 606°F |
MLT: 244°F |
Sol: 0.05% |
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VP: ? |
IP: 10.71 eV |
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Sp.Gr: 1.57 |
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Fl.P: 302°F |
UEL: ? |
LEL: ? |
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| Combustible Solid | |||
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Incompatibilities & Reactivities Strong oxidizers, caustics, metals such as tin & zinc [Note: Prolonged exposure to fire and heat may result in an explosion due to SPONTANEOUS decomposition.] |
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Measurement Methods NIOSH S214 (II-4) |
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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 Provide: Quick drench |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH/OSHA Up to 5 mg/m3: (APF = 5) Any dust and mist respirator Up to 10 mg/m3: (APF = 10) Any dust and mist respirator except single-use and quarter-mask respirators/(APF = 10) Any air-purifying respirator with a high-efficiency particulate filter/(APF = 10) Any supplied-air respirator Up to 25 mg/m3: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode/(APF = 25) Any powered, air-purifying respirator with a dust and mist filter Up to 50 mg/m3: (APF = 50) Any air-purifying, full-facepiece respirator with a high-efficiency particulate filter/(APF = 50) Any supplied-air respirator that has a tight-fitting facepiece and is operated in a continuous-flow mode/(APF = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and 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 a high-efficiency particulate filter/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Anoxia, cyanosis; visual disturbance, central scotomas; bad taste, burning mouth, dry throat, thirst; yellowing hair, eyes, skin; anemia; liver damage | |
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Target Organs
Eyes, skin, blood, liver, cardiovascular system, central nervous system |
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| See also: INTRODUCTION |