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| VM & P Naphtha | CAS 8032-32-4 | ||
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RTECS OI6180000 | ||
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Synonyms & Trade Names Ligroin, Painters naphtha, Petroleum ether, Petroleum spirit, Refined solvent naphtha, Varnish makers' & painters' naphtha |
DOT ID & Guide 1271 128 |
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Exposure Limits |
NIOSH REL: TWA 350 mg/m3 C 1800 mg/m3 [15-minute] | ||
| OSHA PEL†: none | |||
| IDLH N.D. See: IDLH INDEX | Conversion | ||
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Physical Description Clear to yellowish liquid with a pleasant, aromatic odor. |
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MW: 87-114 (approx) |
BP: 203-320°F |
FRZ: ? |
Sol: Insoluble |
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VP: 2-20 mmHg |
IP: ? |
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Sp.Gr(60°F): 0.73-0.76 |
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Fl.P: 20-55°F |
UEL: 6.0% |
LEL: 1.2% |
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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 None reported [Note: VM&P; Naphtha is a refined petroleum solvent predominantly C7-C11 which is typically 55% paraffins, 30% monocycloparaffins, 2% dicycloparaffins & 12% alklybenzenes.] |
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Measurement Methods NIOSH 1550; OSHA 48 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection Respirator Recommendations NIOSH Up to 3500 mg/m3: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)/(APF = 10) Any supplied-air respirator Up to 8750 mg/m3: (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 17,500 mg/m3: (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, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, upper respiratory system; dermatitis; central nervous system depression; chemical pneumonitis (aspiration liquid) | |
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Target Organs
Eyes, skin, respiratory system, central nervous system |
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| See also: INTRODUCTION |