Synonyms & Trade NamesAnthracite coal dust, Bituminous coal dust, Coal mine dust, Lignite coal dust
See: IDLH INDEX
NIOSH RELTWA 1 mg/m? [measured according to MSHA method (CPSU)]
TWA 0.9 mg/m? [measured according to ISO/CEN/ACGIH criteria]
See Appendix C (Coal Dust and Coal Mine Dust)
OSHA PELTWA 2.4 mg/m? [respirable, < 5% SiO2]
TWA (10 mg/m?)/(%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/m?, or (10 mg/m?) / (% respirable quartz + 2) for coal dust with > 5% silica.] See Appendix G
Physical DescriptionDark-brown to black solid dispersed in air.
Molecular WeightProperties vary depending upon the specific coal type.
Combustible Solid; slightly explosive when exposed to flame.
Incompatibilities & ReactivitiesNone reported
SymptomsChronic bronchitis, decreased pulmonary function, emphysema
Target Organsrespiratory system
Personal Protection/Sanitation(See protection codes)
Wash skin:No recommendation
First Aid(See procedures)
- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division