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| Diisopropylamine | CAS 108-18-9 | ||
| [(CH3)2CH]2NH | RTECS IM4025000 | ||
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Synonyms & Trade Names DIPA, N-(1-Methylethyl)-2-propanamine |
DOT ID & Guide 1158 132 |
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Exposure Limits |
NIOSH REL: TWA 5 ppm (20 mg/m3) [skin] | ||
| OSHA PEL: TWA 5 ppm (20 mg/m3) [skin] | |||
| IDLH 200 ppm See: 108189 | Conversion 1 ppm = 4.14 mg/m3 | ||
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Physical Description Colorless liquid with an ammonia- or fish-like odor. |
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MW: 101.2 |
BP: 183°F |
FRZ: -141°F |
Sol: Miscible |
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VP: 70 mmHg |
IP: 7.73 eV |
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Sp.Gr: 0.72 |
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Fl.P: 20°F |
UEL: 7.1% |
LEL: 1.1% |
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| Class IB Flammable Liquid: Fl.P. below 73�F and BP at or above 100�F. | |||
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Incompatibilities & Reactivities Strong oxidizers, strong acids |
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Measurement Methods NIOSH S141 (II-4) |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact (>5%) Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation Provide: Eyewash (>5%) |
First Aid (See procedures) Eye: Irrigate immediately Skin: Water wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH/OSHA Up to 125 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode�/(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)� Up to 200 ppm: (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 = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and 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 Irritation eyes, skin, respiratory system; nausea, vomiting; headache; visual disturbance | |
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Target Organs
Eyes, skin, respiratory system |
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| See also: INTRODUCTION |