NAME: Kaolin (Respirable Fraction)
IMIS: K100
CAS: 1332-58-7
DESCRIPTION:
A mineral dust formed by weathering of aluminum silicates, particularly feldspar. It is a component of clay.
Exposure Limits
OSHA GENERAL INDUSTRY PEL: See Dust (Respirable Nuisance) or Dust, Total
ACGIH TLV: 2 mg/m3 TWA; The value is for particulate matter containing no asbestos and <1% crystalline silica. (Respirable fraction); Appendix A4 (Not Classifiable as a Human Carcinogen)
NIOSH REL: 5 mg/m3 TWA
Health Factors
HEALTH EFFECTS: Nuisance particulates accumulation in lungs (Kaolinosis) (HE19)
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
See Particulates not otherwise regulated (Respirable Fraction)
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