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Methyl isobutyl carbinol |
CAS 108-11-2 | ||
(CH3)2CHCH2CH(OH)CH3 |
RTECS SA7350000 | ||
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Synonyms & Trade Names Isobutylmethylcarbinol, Methyl amyl alcohol, 4-Methyl-2-pentanol, MIBC |
DOT ID & Guide 2053 129 |
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Exposure
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NIOSH REL: TWA 25 ppm (100 mg/m3) ST 40 ppm (165 mg/m3) [skin] | ||
| OSHA PEL†: TWA 25 ppm (100 mg/m3) [skin] | |||
| IDLH 400 ppm See: 108112 | Conversion 1 ppm = 4.18 mg/m3 | ||
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Physical Description Colorless liquid with a mild odor. |
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MW: 102.2 |
BP: 271°F |
FRZ: -130°F |
Sol: 2% |
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VP: 3 mmHg |
IP: ? |
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Sp.Gr: 0.81 |
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Fl.P: 106°F |
UEL: 5.5% |
LEL: 1.0% |
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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 Strong oxidizers |
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Measurement Methods NIOSH 1402, 1405; OSHA 7 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/OSHA Up to 250 ppm: (APF = 10) Any supplied-air respirator* Up to 400 ppm: (APF = 25) Any supplied-air respirator 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; headache, drowsiness; dermatitis; in animals: narcosis | |
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Target Organs
Eyes, skin, central nervous system |
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| See also: INTRODUCTION See ICSC CARD: 0665 |