Synonyms: Calcium Carbonate
OSHA IMIS Code Number: 1626
Chemical Abstracts Service (CAS) Registry Number: 308068-21-5
Other Chemical Abstracts Service (CAS) Registry Numbers: 1317-65-3 (Marble, OSHA/NIOSH)
NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: EV9580000
NIOSH Pocket Guide to Chemical Hazards, Marble: chemical description, physical properties, potentially hazardous incompatibilities, and more
OSHA Permissible Exposure Limit (PEL):
General Industry: 29 CFR 1910.1000 Table Z-1 - 15 mg/m3 TWA
Maritime: 29 CFR 1915.1000 Table Z-Shipyards - 15 mg/m3 TWA
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 10 mg/m3 TWA; The value is for particulate matter containing no asbestos and <1% crystalline silica. (TLV listed under Calcium Carbonate)
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 10 mg/m3 TWA
Potential Symptoms: Irritation of eyes, skin, mucous membranes, upper respiratory system; cough, sneezing, rhinorrhea (discharge of thin mucous); lacrimation (discharge of tears)
Health Effects: Nuisance particulates accumulation in lungs (HE19)
Affected Organs: Eyes, skin, respiratory system
- A recent report on marble quarrying in Italy stated that "workers, particularly older ones, are affected by chronic obstructive respiratory diseases," but did not provide any data or citations to the literature.
- NIOSH Pocket Guide to Chemical Hazards: Marble.
- International Chemical Safety Cards (WHO/IPCS/ILO): Calcium carbonate.
- Angotzi, G., et al.: World at work: marble quarrying in Tuscany. Occup. Environ. Med. 62(6): 417-421, 2005.
- Pohanish, R.P. (editor): Calcium Carbonate. In, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 1. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 453-454.
Date Last Revised: 09/28/2005
Primary Laboratory Sampling/Analytical Method (SLC1):
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