Alert: Due to routine maintenance on the OSHA website, some pages are temporarily unavailable.
To file a complaint with OSHA or to ask a safety and health question, call 1-800-321-6742 (OSHA).
<< Back to Chemical Sampling Information
Synonyms: Magnesium Carbonate; MgC03
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 5 mg/m3 TWA
Health Effects: Nuisance particulates accumulation in lungs (HE19)
Primary Laboratory Sampling/Analytical Method (SLC1):
** All Trademarks are the property of their respective owners.