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Dimethylformamide |
CAS 68-12-2 | ||
HCON(CH3)2 |
RTECS LQ2100000 | ||
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Synonyms & Trade Names Dimethyl formamide; N,N-Dimethylformamide; DMF |
DOT ID & Guide 2265 129 |
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Exposure
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NIOSH REL: TWA 10 ppm (30 mg/m3) [skin] | ||
| OSHA PEL: TWA 10 ppm (30 mg/m3) [skin] | |||
| IDLH 500 ppm See: 68122 | Conversion 1 ppm = 2.99 mg/m3 | ||
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Physical Description Colorless to pale-yellow liquid with a faint, amine-like odor. |
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MW: 73.1 |
BP: 307°F |
FRZ: -78°F |
Sol: Miscible |
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VP: 3 mmHg |
IP: 9.12 eV |
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Sp.Gr: 0.95 |
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Fl.P: 136°F |
UEL: 15.2% |
LEL(212°F): 2.2% |
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| Class II Combustible Liquid: Fl.P. at or above 100°F and below 140°F. | |||
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Incompatibilities & Reactivities Carbon tetrachloride; other halogenated compounds when in contact with iron; strong oxidizers; alkyl aluminums; inorganic nitrates |
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Measurement Methods NIOSH 2004; OSHA 66 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation (See protection) Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Water flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection Respirator Recommendations NIOSH Up to 100 ppm: (APF = 10) Any supplied-air respirator* Up to 250 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode* Up to 500 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 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 Irritation eyes, skin, respiratory system; nausea, vomiting, colic; liver damage, enlarged liver; high blood pressure; face flush; dermatitis; in animals: kidney, heart damage | |
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Target Organs
Eyes, skin, respiratory system, liver, kidneys, cardiovascular system |
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| See also: INTRODUCTION See ICSC CARD: 0457 See MEDICAL TESTS: 0091 |