Ultra-fine Purple Copper Powder Molecular Formula: Cu Properties: Appears as a purple-red irregular-shaped powder. Uses: Used in cemented carbide, powder metallurgy products, diamond tools, high-temperature alloys, electrical alloys, precision alloys, chemical products, etc. Technical Standards: Specification: 400~1000 mesh Apparent Density: ≤1.2 g/cm³ Chemical Composition: Cu (≥%) Impurity Content (≤%) S (≤%) Cl (≤%) Moisture (≤%) Total Impurities