Highly active zinc oxide
Highly active zinc oxide as a white or yellow globular fine powder, density 5.47g/cm3, melting point 1800 º C, insoluble in water, soluble in acid, alkali, ammonium chloride and ammonia.
Test item |
Indicators |
appearance |
White or light yellow powder |
Highly Active Zinc Oxide(ZnO) % |
Active 99.7% |
Humidity (%) |
No more than 3.0 |
Pb % |
0.001 |
Mn % |
0.001 |
Cu % |
0.005 |
PH |
8.5±0.3 |
325 filter residue (%) |
0.01 |
superficial area (㎡/g) |
8.50 |
average particle |
0.01—0.3 |