Plaster of Paris

Agent Name
Plaster of Paris
CAS Number
26499-65-0
Formula
O4-S.Ca.1/2H2-O
Major Category
Mineral Dusts
Synonyms
Calcium sulfate hemihydrate; Dried calcium sulfate; Gypsum hemihydrate; Hemihydrate gypsum; [NIOSH]
Category
Other Mineral Dusts
Description
White or yellowish, finely divided, odorless powder; [NIOSH]
Comments
Plaster of Paris, manufactured from gypsum (hydrated calcium sulfate), is regulated by OSHA as a nuisance dust.
Biomedical References
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Exposure Assessment

PEL (OSHA)
15 mg/m3(total dust), 5 mg/m3(respirable fraction)

Diseases, Processes, and Activities Linked to This Agent

Other Information
No other related information on this agent was found.