Molecular Formula: Zn
Zn (purity): 98.7%-99.995%
Molecular Weight: 65.39
Density: 7.14( g/cm3)
M.P.: 419.58
B.P.: 907
Molecular Weight: 65.39
Alloy Or Not: alloy
Secondary Or Not: Non-secondary
.Appearance: silver white lustrous metal; can react with acids, soluble in alkaline solution.
High grade 99.995% Zinc Ingots
Special high-grade zinc of 99.995% purity (minimum) must conform to the chemical composition of one of the following standards:
- BS EN 1179:2003 - 99.995% grade
- ISO 752:2004 - ZN-1 grade
- ASTM B6-12 - LME grade
- GB/T 470-2008 - Zn 99.995 grade
Brand | Chemical |
| Zn(≥) | Impurity(≤) |
|
| Pb | Cd | Fe | Cu | Sn | Al | As | Sb | Totsal |
Zn99.995 | 99.995 | 0.003 | 0.002 | 0.001 | 0.001 | 0.001 | 0.001 | -- | -- | 0.005 |
Zn99.99 | 99.99 | 0.005 | 0.003 | 0.003 | 0.002 | 0.001 | 0.002 | -- | -- | 0.01 |
Zn99.95 | 99.95 | 0.03 | 0.01 | 0.02 | 0.002 | 0.001 | 0.01 | -- | -- | 0.05 |
Zn99.5 | 99.5 | 0.45 | 0.01 | 0.05 | -- | -- | -- | 0.005 | 0.01 | 0.5 |
Zn98.5 | 98.5 | 1.4 | 0.01 | 0.05 | -- | -- | -- | -- | -- | 1.5 |
Usage
1. Mainly used for die-casting alloy battery industry;
2. Widely used in Painting/ Printing/Dyeing/pharmaceutical/rubber industry etc.;
3. Chemical industries, zinc, and other metal alloy plating coating industry;
4. In zinc plating, manufacture of brass, manganese bronze, galvanized iron, dry battery; as a catalyst and reducing agent.