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| Xylidine | CAS 1300-73-8 | ||
| (CH3)2C6H3NH2 | RTECS ZE8575000 | ||
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Synonyms & Trade Names Aminodimethylbenzene, Aminoxylene, Dimethylaminobenzene, Dimethylaniline, Xylidine isomers (e.g., 2,4-Dimethylaniline) [Note: Dimethylaniline is also used as a synonym for N,N-Dimethylaniline.] |
DOT ID & Guide 1711 153 |
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Exposure Limits |
NIOSH REL: TWA 2 ppm (10 mg/m3) [skin] | ||
| OSHA PEL�: TWA 5 ppm (25 mg/m3) [skin] | |||
| IDLH 50 ppm | Conversion 1 ppm = 4.96 mg/m3 | ||
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Physical Description Pale-yellow to brown liquid with a weak, aromatic, amine-like odor. |
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MW: 121.2 |
BP: 415-439°F |
FRZ: -33°F |
Sol: Slight |
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VP: <1 mmHg |
IP: 7.65 eV (2,4-) 7.30 eV (2,6-) |
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Sp.Gr: 0.98 |
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Fl.P: 206°F (2,3-) |
UEL: ? |
LEL: 1.0% (o-isomer) |
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| Class IIIB Combustible Liquid (2,3-) | |||
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Incompatibilities & Reactivities Strong oxidizers, hypochlorite salts |
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Measurement Methods NIOSH 2002 |
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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: No recommendation Provide: Eyewash, 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 Up to 20 ppm: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)/(APF = 10) Any supplied-air respirator Up to 50 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode/(APF = 50) Any chemical cartridge respirator with a full facepiece and organic vapor cartridge(s)/(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister/(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)/(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 (gas mask) with a chin-style, front- or back-mounted organic vapor canister/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, methemoglobinemia; lung, liver, kidney damage | |
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Target Organs
respiratory system, blood, liver, kidneys, cardiovascular system |
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| See also: INTRODUCTION |