Co powder 1) CNPC brand,high quality 2) Cobalt powder with ... used in diamond tools,PM parts,etc 3)factory price co powdercobalt powder 1) CNPC brand,high quality2) Cobalt powder with ... , blasting pharmaceuticals, rocket fuel and medicine. STANDARD SPECIFICATION CHEMICAL COMPONENT %Co≥ 99.95Ni< 0.0045O< 0.5Pb< 0.0022Na< 0.0033Al ...