The current NIOSH Pocket Guide sets zinc stearate exposure limits at 10 mg/m³ total and 5 mg/m³ respirable, describes a soft white powder, identifies it as a combustible solid, and reports eye, skin, and upper-respiratory irritation with cough.
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Exposure Limits; Physical Description; Flammability; Exposure Routes; Symptoms · 1
Exposure Limits; Physical Description; Flammability; Exposure Routes; Symptoms · 1
NIOSH REL TWA 10 mg/m³ (total) TWA 5 mg/m³ (resp). Physical Description Soft, white powder with a slight, characteristic odor. Minimum Explosive Concentration 20 g/m³. Combustible Solid. Exposure Routes inhalation, ingestion, skin and/or eye contact. Symptoms irritation eyes, skin, upper respiratory system; cough.