... NO: 1309-48-4 2.ISO9001:2000 3.Reputation and Quality first 4.Mg content: 99.95%, 99.98%, 99.99 ... .02%maxFe 0.04%max Cu 0.004%max Mn 0.03%max Cl 0.005%max Ni 0.001%max Company Introduction:Our company ... %,99.90%, weight: 100g,200g,300g,5kg,7.5kg,12kg... high quality MAGNESIUM INGOTS