- Zinc content (by weight): ≥ 90%
- Carried-waste(such as wood, paper, plastic, rubber, textile, glass, powdery substance etc. ) : ≤ 1.0% (by weight)
- Limit on harmful element content:
Lead (Pb): ≤ 1.0%
Iron (Fe): ≤ 0.2%
Chlorine (Cl): ≤ 1.0%
Cadmium (Cd): ≤ 0.05%
- Scrap Grade: Saves, Scabs, Scoot, Scope, Score