Carbon black
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CAS
1333-86-4
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C
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RTECS
FF5800000
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Synonyms & Trade Names
Acetylene black, Channel black, Furnace black, Lamp black, Thermal black
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: TWA 3.5 mg/m3 Ca TWA 0.1 mg PAHs/m3 [Carbon black in presence of polycyclic aromatic hydrocarbons (PAHs)] See Appendix A See Appendix C
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OSHA PEL: TWA 3.5 mg/m3
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IDLH
1750 mg/m3
See: 1333864
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Conversion
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Physical Description
Black, odorless solid.
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MW: 12.0
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BP: Sublimes
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MLT: Sublimes
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Sol: Insoluble
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VP: 0 mmHg (approx)
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IP: NA
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Sp.Gr: 1.8-2.1
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Fl.P: NA
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UEL: NA
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LEL: NA
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Combustible Solid that may contain flammable hydrocarbons.
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Incompatibilities & Reactivities
Strong oxidizers such as chlorates, bromates & nitrates
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Measurement Methods
NIOSH 5000; OSHA ID196
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: No recommendation
Eyes: Prevent eye contact
Wash skin: Daily
Remove: No recommendation
Change: No recommendation
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First Aid (See procedures)
Eye: Irrigate promptly
Breathing: Fresh air
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Respirator Recommendations
NIOSH/OSHA
Up to 17.5 mg/m3:
(APF = 5) Any quarter-mask respirator. Click here for information on selection of N, R, or P filters.
Up to 35 mg/m3:
(APF = 10) Any particulate respirator equipped with an N95, R95, or P95 filter (including N95, R95, and P95 filtering facepieces) except quarter-mask respirators. The following filters may also be used: N99, R99, P99, N100, R100, P100. Click here for information on selection of N, R, or P filters.
(APF = 10) Any supplied-air respirator
Up to 87.5 mg/m3:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode
(APF = 25) Any powered air-purifying respirator with a high-efficiency particulate filter.
Up to 175 mg/m3:
(APF = 50) Any air-purifying, full-facepiece respirator with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters.
(APF = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and a high-efficiency particulate filter
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece
Up to 1750 mg/m3:
(APF = 1000) Any supplied-air respirator operated in a pressure-demand or other positive-pressure mode
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 with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus
In presence of polycyclicaromatic hydrocarbons:
NIOSH
At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration:
(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 with an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
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Exposure Routes
inhalation, skin and/or eye contact
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Symptoms
Cough; irritation eyes; in presence of polycyclic aromatic hydrocarbons: [potential occupational carcinogen]
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Target Organs
respiratory system, eyes
Cancer Site
[lymphatic cancer (in presence of PAHs)]
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See also: INTRODUCTION See ICSC CARD: 0471
See MEDICAL TESTS: 0038
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