zinc oxide

molecular formular ???:ZnO
Product Description:
Product Index Zinc Oxide 99% Zinc Oxide 99.5% Zinc Oxide 99.7%
Content (ZnO) 99%Min 99.5%Min 99.7%Min
MnO 0.001%Max 0.0005%Max 0.0004%Max
PbO 0.15%Max 0.05%Max 0.037%Max
CuO 0.001%Max 0.0005%Max 0.0004%Max
Heat Loss 0.3%Max 0.3%Max 0.3%Max
HCl Insoluble Matter 0.01%Max 0.01%Max 0.01%Max
Water Soluble Matter 0.1%Max 0.1%Max 0.1%Max
45um Sieve Residue 0.15%Max 0.15%Max 0.15%Max

Properties: white or yellowish fine powder
specification: Purity: 99.5% 99.7% 99.0%
Melting point: 1975?
Solubility: Do not dissolve in water, ethanol, soluble in acid, sodium hydroxide aqueous solution, ammonium chloride "

zinc oxide