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| p-Nitrotoluene | CAS 99-99-0 | ||
| NO2C6H4CH3 | RTECS XT3325000 | ||
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Synonyms & Trade Names p-Methylnitrobenzene, 4-Methylnitrobenzene, para-Nitrotoluene, 4-Nitrotoluene |
DOT ID & Guide 1664 152 |
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Exposure Limits |
NIOSH REL: TWA 2 ppm (11 mg/m3) [skin] | ||
| OSHA PEL�: TWA 5 ppm (30 mg/m3) [skin] | |||
| IDLH 200 ppm | Conversion 1 ppm = 5.61 mg/m3 | ||
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Physical Description Crystalline solid with a weak, aromatic odor. |
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MW: 137.1 |
BP: 460°F |
MLT: 126°F |
Sol: 0.04% |
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VP: 0.1 mmHg |
IP: 9.50 eV |
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Sp.Gr: 1.12 |
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Fl.P: 223°F |
UEL: ? |
LEL: 1.6% |
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| Combustible Solid | |||
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Incompatibilities & Reactivities Strong oxidizers, sulfuric acid |
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Measurement Methods NIOSH 2005 |
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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 |
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Respirator Recommendations
NIOSH Up to 20 ppm: (APF = 10) Any supplied-air respirator* Up to 50 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode* Up to 100 ppm: (APF = 50) Any supplied-air respirator that has a tight-fitting facepiece and is operated in a continuous-flow mode*/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece Up to 200 ppm: (APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode 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 (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, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Anoxia, cyanosis; headache, lassitude (weakness, exhaustion), dizziness; ataxia; dyspnea (breathing difficulty); tachycardia; nausea, vomiting | |
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Target Organs
Blood, central nervous system, cardiovascular system, skin, gastrointestinal tract |
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| See also: INTRODUCTION |