Zhengzhou Kelai Chemical Co., Ltd.  

Product Name: 99.7% Zinc Oxide Chemical Formula ZnO Model NO.: 99.7% Quality: First Class Grade Standard: Industrial Grade Classification: Zinc Oxide EINECS: ZnO Formula: ZnO CAS No.: 1314-13-2 Shelf Life: 2 Years Particle Size: 30-50nm Purity: 99%/99.5%99.7%/99.9% Appearance: White Powder Volatile Matter: 0.4 Max Process: Wet Process Trademark: KELAI Transport Package: 25kg Bag Origin: China HS Code: 2817001000 Product Description 99.7% zinc oxide chemical formula ZnOproperties:1. white powder or hexagonal crystal, odourlessness, relative density: 5.606g/cm3, stable nature under normal temperature.2. insoluble in water and alcohol, soluble in acid, alkali and ammonium hydroxide.3. Zinc oxide is a kind of white pigment, also called zinc white. When heated, it will turn to yellow, but after cooling down, it still turn back to white.ZincOxide/ZnOPropertiesMolecularformulaZnOMolarmass81.408g/molAppearanceWhitesolidOdorodorlessDensity5.606g/cm3Meltingpoint1975°C(decomposes)[1]Boilingpoint2360°CSolubilityinwater0.16mg/100mL(30°C)Bandgap3.3eV(direct)Refractiveindex(nD)2.0041ZincOxide/ZnOSpecificationItem/ParameterStandardZinc Oxide % ≥ZnO 99.5%ZnO 99.7%ZnO 99.8%ZnO 99.9%metallic Zinc (in accordance with Zn) %NoneNoneNoneNoneLead oxide (PbO)%≤0.050.0370.0010.001Cadmium oxide (CdO) % ≤----0.00050.0005Cupric oxide (CuO) % ≤0.00040.00020.00020.0002As ≤----0.00050.0005Manganese (Mn) % ≤0.00010.0001----Ferro Oxide (FeO) % ≤--0.001----Muriatic Acid Insoluble Substance % ≤0.0080.0060.0040.004Loss On Ignition % ≤0.20.2----Water Insoluble Substance % ≤0.20.1----Volatile 105°C % ≤0.40.30.30.3Sieve Residue (45um mesh ) % ≤0.10.10.10.1Surface Area % ≥45506060Oil Absorption g/100g ≤--14----Reducing Power (compared with standard sample) % ≥--100----Zinc oxideApplicationUsed as white dyestuff and used in printing & dyeing , paper, match and medicine industry.Used in rubber industry as vulcanization activator, reinforecement agentand coloring agent of natural rubber, synthetic rubber andlatex.Used in the processing of zinc chrome yellow, zinc acetate, zinc carbonate, zinc chloride, etc.Used for making electron laser materials, flurescent powder, forage additives, catalysts, magnetic materials.Packing details:Storage: Stockpiled at the ventilated place, avoiding rain, moisture and insolation. Please handle with care to prevent bag damage, store away from toxic substances.Packing: Net 25kg/1000kg in Plastic woven bags with PE liningLoading: 20MT/20FCL'; 20MT/20FCL' with palletsExpiration date: For two years