Appearance: White powder
Specification:
ZnO: 99.5% min
MnO: 0.0005% max
PbO: 0.05% max
CuO: 0.0005% max
Heat Loss: 0.3% max
HCl Insoluble Matter: 0.01% max
Water soluble matter: 0.1% max
45um Sieve Residue: 0.15% max