In accordance with the regulations of Zinc traded on London Metals Exchange (LME).
The Zinc delivered under this contract must be:
- 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 – Zn99.995 grade
- In the shape of ingots weighing not more than 30 kilos.
- Of brands in the LME approved list.
Quality: Zinc and Zinc Alloys – Primary Zinc
BS EN 1179:2003 (Grade Classification Z1)
| Element |
Composition (%) |
| Nominal Zinc Content |
99.995 |
| Pb |
0.003 |
Maximum |
| Cd |
0.003 |
| Fe |
0.002 |
| Sn |
0.001 |
| Cu |
0.001 |
| Al |
0.001 |
| Total of all these elements, exclude Zn |
0.005 |
Quality GB/T 470-2008 Zinc Ingots (Zn99.995 grade)
| Element |
Composition (%) |
| Nominal Zinc Content |
99.995 |
| Pb |
0.003 |
Maximum |
| Cd |
0.002 |
| Fe |
0.001 |
| Sn |
0.001 |
| Cu |
0.001 |
| Al |
0.001 |
| Total of all these elements, exclude Zn |
0.005 |
Quality: ASTM B6-12 Standard Specification for Zinc (LME Grade)
| Element |
Composition (%) |
| Zinc (min by difference) |
99.995 |
| Pb |
0.003 |
Maximum |
| Cd |
0.003 |
| Fe |
0.002 |
| Sn |
0.001 |
| Cu |
0.001 |
| Al |
0.001 |
| Total of all these elements, exclude Zn |
0.005 |
Quality: ISO 752:2004 Zinc Ingots (ZN-1 Designation)
| Element |
Composition (%) |
| Zinc (min by difference) |
99.995 |
| Pb |
0.003 |
Maximum |
| Cd |
0.003 |
| Fe |
0.002 |
| Sn |
0.001 |
| Cu |
0.001 |
| Al |
0.001 |
| Total of all these elements, exclude Zn |
0.005 |
