... reducing angent when re-fining ChromeC: Remove micro content of Al, Sb, Cu and Bi,Pb. APPLICATIONS: A: In Metallurgical ... fining Chrome, Uranium and Thorium.C: Remove micro content of Al, Sb, Cu and Bi from Pb.D: Could making Ca ... -Pb,Ca-Zn,Ca-Al and Ca-Mg alloy.E: As dehydrant to produce anhydrous ... : Ca: 98.5%min, Mg: 0.5%max, Cu: 0.005%max, Fe: 0.05%max, Ni: 0.0005%max, Mn ...