Coal dust
|
CAS
|
|
RTECS GF8281000
|
Synonyms & Trade Names
Anthracite coal dust, Bituminous coal dust, Lignite coal dust
|
DOT ID & Guide
1361 133
|
Exposure Limits
|
NIOSH REL: TWA 1 mg/m3 [measured according to MSHA method (CPSU)]
TWA 0.9 mg/m3 [measured according to ISO/CEN/ACGIH criteria]
See Appendix C (Coal Dust and Coal Mine Dust)
|
OSHA PEL†: TWA 2.4 mg/m3 [respirable, < 5% SiO2]
TWA (10 mg/m3)/(%SiO2 + 2) [respirable, > 5% SiO2]
See Appendix C (Mineral Dusts)
[Note: The Mine Safety and Health Administration (MSHA) PEL for respirable coal mine dust with
< 5% silica is 2.0 mg/m3, or (10 mg/m3) / (% respirable quartz + 2) for coal dust with > 5% silica.]
|
IDLH
N.D.
See: IDLH INDEX
|
Conversion
|
Physical Description
Dark-brown to black solid dispersed in air.
|
Properties vary depending upon the specific coal type.
|
|
|
|
|
|
|
|
|
|
|
|
Combustible Solid; slightly explosive when exposed to flame.
|
Incompatibilities & Reactivities
None reported
|
Measurement Methods
NIOSH 0600, 7500
See: NMAM or OSHA Methods
|
Personal Protection & Sanitation (See protection codes)
Skin: No recommendation
Eyes: No recommendation
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
|
First Aid (See procedures)
Breathing: Fresh air
|
Respirator Recommendations
Not available.
Important additional information about respirator selection
|
Exposure Routes
inhalation
|
Symptoms
Chronic bronchitis, decreased pulmonary function, emphysema
|
Target Organs
respiratory system
|