Zinc oxide
CAS 1314-13-2OZn81.4 g/mol
IUPAC: zinc oxygen(2-)
PubChem
Physical & Chemical Properties
| Melting Point | 3587 °F (NIOSH, 2024) |
| Density | 5.61 (NIOSH, 2024) - Denser than water; will sink |
| Solubility | 0.0004 % at 64 °F (NIOSH, 2024) |
| Vapor Pressure | 0 mmHg (approx) (NIOSH, 2024) |
| pH | pH = 6.95 (American process zinc oxide); 7.37 (French process) |
| Appearance | Crude zinc oxide is a yellow-gray granular solid with no odor. It is insoluble in water. The primary hazard is the threat posed to the environment. Immediate steps should be taken to limit its spread to the environment. Prolonged inhalation of the dust may result in metal fume fever with symptoms of chills, fever, muscular pain, nausea and vomiting. |
Data: PubChem · Last updated: 4/20/2026
GHS Classification
No GHS classification data available.
Classification data is sourced from ECHA.
Regulatory Compliance
TSCA
Listed
note: Status based on EPA TSCA Active Inventory · inventory name: TSCA Chemical Substance Inventory
View sourceGlobal Trade Intelligence
No trade flow data available for this chemical.
HS Code(s): 2817
Data: UN Comtrade
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