zinc ash

Zinc ash Product description: Zinc ash also known as zinc dust. Zin ash 70%Chemical formula: Zn Molecular weight: 65.38 CAS number: 7740-68-6 Hs: 2620190090 Appearance: Fine metal powder Odor: OdorlessSpecification: Over-all zinc: 70% min Metal zinc: 65% min Pb: 0.02% max CD: 0.2% max Fe: 0.2% max Acid insolubles: 0.005% max Average particle size: 7μ M max Largest gram size: 45μ M maxApplication: Zinc ash is mainly used for refining of metal zinc or zinc salts as well as the synthesis of other synthetic chemical fertilizers etc.Packing: 50kg plastic woven bags lined with polythene bags, inside with plastic coating bags or 1000kg big bags as buyer required.Item DescriptionZinc AshTest ItemsStandardsTest ResultsZn Min70%73.6Pb ≤0.260.245Fe ≤0.0450.041Cd ≤0.0030.0017Ni ≤0.0030.0021Co ≤0.0010.0008Cu≤0.0010.0009Moisture2-3%2.40%