high purity mg ingot 1.CAS NO: 1309-48-4. 2.ISO9001:2000. 3.Reputation and Quality first. 4.Mg content: 99.95%, 99 ... .98%, 99.9 Typical Specification:Magnesium ingot content >= 99.9 ... , 100 mesh... magnesium ingot: 99.99%, 99.98%,99.95%,99.90%, weight: 100g,200g,300g,5kg,7.5kg,12kg... high purity mg ...