Zinc Oxide (ZnO)
Zinc Oxide 99,9% GOLDEN SEAL
Zinc Oxide (ZnO) is a high-purity, fine white powder widely used as a zinc source in diverse industries, including agriculture, chemical manufacturing, rubber, glass, and ceramics. Our ZnO 99.9% grade offers exceptional purity, stability, and dispersibility, making it ideal for formulations requiring precise and controlled zinc content.
Its chloride-free and low-salt-index composition makes it ideal for high-value and salt-sensitive crops. As fertilizer ZnO is commonly used in Zinc supensions.
Key Features:
- Chemical Formula: ZnO
- Zinc content (Zn): min. 99.9%
- Appearance: Fine white powder
- Solubility: Practically insoluble in water; soluble in acids and strong bases
- pH (10% suspension): ~7
- Heavy metals and impurities: Lowest levels thanks tu ultra-pure raw materials
- Certified for USP – American Pharmacopeia
| Chemical characteristics | Value |
|---|---|
| Zinc oxide (ZnO) | 99,9% |
| trough # 325 mesh | 99,975% |
| pH value | 7,4 |
| Specific weight | 5,6 g/cm3 |
| Surface area BET | 4,2% |
| Ignition loss | 0,17% |
| Moisture | 0,09% |
| Water soluble salts | 0,09% |
| Tl | 0,0005% |
| Cl | 0,0004% |
| Cd | 0,0002% |
| Fe | 0,0002% |
| S | 0,0001% |
| Cu | <0,0004% |
| As | <0,0001% |
| Mn | <0,0001% |
| Ni | <0,0001% |
| PbO | 0,0014% |
| Impurities | 0,1% |
