1. Best Quality
2. Purity: 99%-99.7%
3. COA test
2. Purity: 99%-99.7%
3. COA test
Zinc Oxide 99%
Content (ZnO)% ------------------------------------99Min
MnO%--------------------------------------------------0.001Max
PbO%--------------------------------------------------0.15Max
CuO%--------------------------------------------------0.001Max
Heat Loss%------------------------------------------0.3Max
HCl Insoluble Matter%---------------------------- 0.01Max
Water Soluble Matter%----------------------------0.1Max
45um Sieve Residue%----------------------------0.15Max
Zinc oxide 99.5%
Content (ZnO)% -------------------------------------99.5Min
MnO%---------------------------------------------------0.0005Max
PbO%---------------------------------------------------0.05Max
CuO%---------------------------------------------------0.0005Max
Heat Loss%-------------------------------------------0.3Max
HCl Insoluble Matter%-----------------------------0.01Max
Water Soluble Matter%-----------------------------0.1Max
45um Sieve Residue%-----------------------------0.15Max
Zinc Oxide 99.7%
Content (ZnO)% -------------------------------------99.7Min
MnO%---------------------------------------------------0.0004Max
PbO%---------------------------------------------------0.037Max
CuO%---------------------------------------------------0.0004Max
Heat Loss%-------------------------------------------0.3Max
HCl Insoluble Matter%------------------------------0.01Max
Water Soluble Matter%-----------------------------0.1Max
45um Sieve Residue%-----------------------------0.15Max
Zinc oxide (rubber )
Content (ZnO)% -------------------------------------99.5Min
MnO%---------------------------------------------------0.0001Max
PbO%---------------------------------------------------0.001Max
CuO%---------------------------------------------------0.001Max
Heat Loss%-------------------------------------------1~~4
HCl Insoluble Matter%-----------------------------0.02Max
Water Soluble Matter%-----------------------------0.5Max
45um Sieve Residue%-----------------------------0.1Max
Water %------------------------------------------------0.7max