Item | STANDARD |
Zn | 21% min |
As | 10ppm Max |
Cd | 10ppm Max |
Pb | 15ppm Max |
Hg | 5ppm Max |
Fe | 100ppm Max |
Insoluble matter in water | 0.05% Max |
Appearance | White & Free Flowing Crystal, None Caking Material. |
Granular | Zn: 21% min. Pb/As/Cd: 10 ppm max, Size: 2-4 mm or 1-3 mm |