1) CNPC brand, high quality 2) super-fine Copper Powder Particle size: 0.8um, high purityCu99.7% 3)factory price 4)port nearby advantage 5)good service PROPERTIES Light rosy irregular shape powder. APPLICATION Used in hard alloy, electric conductive slurry, magnetic material, laser welding diamond tools, high temperature alloy, and rechargeable battery etc. STANDARD SPECIFICATION CHEMICAL COMPONENT % Cu 99.7 Pb< 0.005 O< 0.15 S< 0.004 Fe< 0.020 Zn< 0.004 Ni< 0.003 Sn< 0.004 H2O< 0.055 PHYSICAL CHARACTER Appaeren Density (g/cm3) 0.8-1.6 Laser D50, (μm) 0.8-1.2 PACKING AND STORAGE Iron barrel or plastic bag package. Carefully keep away from moist and damp. Store in dry and ventilating place. As a paradigm, the above physical property and the chemical data are based on the mean of the samples' analytical datum. Please do not directly apply in the analysis of physical and the chemical composition under precise request.