Naphtha (coal tar)
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CAS
8030-30-6
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RTECS
DE3030000
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Synonyms & Trade Names
Crude solvent coal tar naphtha, High solvent naphtha, Naphtha
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: TWA 100 ppm (400 mg/m3)
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OSHA PEL: TWA 100 ppm (400 mg/m3)
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IDLH
1000 ppm [10%LEL]
See: 8030306
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Conversion
1 ppm = 4.50 mg/m3 (approx)
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Physical Description
Reddish-brown, mobile liquid with an aromatic odor.
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MW: 110 (approx)
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BP: 320-428°F
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FRZ: ?
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Sol: Insoluble
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VP: <5 mmHg
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IP: ?
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Sp.Gr: 0.89-0.97
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Fl.P: 100-109°F
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UEL: ?
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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 1550
See: NMAM or OSHA Methods |
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
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash promptly
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
NIOSH/OSHA
Up to 1000 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
Important additional information about respirator selection
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Exposure Routes
inhalation, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin, nose; dizziness, drowsiness; dermatitis; in animals: liver, kidney damage
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Target Organs
Eyes, skin, respiratory system, central nervous system, liver, kidneys
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