NAME: Marble (Respirable Fraction)
SYNONYM(s): Calcium Carbonate
IMIS: M114
CAS: 1317-65-3
DESCRIPTION:
Marble is a metamorphosed crystalline limestone composed of grains of calcite or more rarely, clalomite.
Exposure Limits
OSHA GENERAL INDUSTRY PEL: See Dust (Respirable Nuisance) or Dust, Total
NIOSH REL: 5 mg/m3 TWA
Health Factors
HEALTH EFFECTS: Nuisance particulates accumulation in lungs (HE19)
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
See Particulates not otherwise regulated (Respirable Fraction)
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