Zinc hydroxide
- CAS NO.：20427-58-1
- Empirical Formula: H2O2Zn
- Molecular Weight: 99.39
- MDL number: MFCD00049620
- EINECS: 243-814-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-23 08:43:30
What is Zinc hydroxide?
Chemical properties
Colorless crystals.Decomposes at 125C. Almost insoluble in water; forms both zinc salts and zincates.
Physical properties
Colorless orthorhombic crystals; density 3.053 g/cm3; decomposes at 125°C; slightly soluble in water.
The Uses of Zinc hydroxide
Intermediate, absorbent in surgical dressings, rubber compounding.
What are the applications of Application
Zinc Hydroxide is an amphoteric and naturally-occuring compound
Preparation
The compound is prepared by adding a strong alkali to a solution of zinc sulfate or chloride: ZnSO4 + 2NaOH → Zn(OH)2 + Na2SO4.
Properties of Zinc hydroxide
| Melting point: | 125, decomposes [HAW93] |
| Density | 3.050 |
| vapor pressure | 0Pa at 20℃ |
| form | colorless orthorhombic crystals |
| color | colorless orthorhombic crystals, crystalline |
| PH | 8.88(1 mM solution);8.88(10 mM solution);8.88(100 mM solution) |
| Water Solubility | slightly soluble H2O [HAW93] |
| Solubility Product Constant (Ksp) | pKsp: 16.5 |
| Stability: | Stable. |
| CAS DataBase Reference | 20427-58-1(CAS DataBase Reference) |
| EPA Substance Registry System | Zinc hydroxide (20427-58-1) |
Safety information for Zinc hydroxide
Computed Descriptors for Zinc hydroxide
Zinc hydroxide manufacturer
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