high purity mg ingot 1.CAS NO: 1309-48-4. 2.ISO9001:2000. ... Mg content: 99.95%, 99.98%, 99.9 Typical Specification:Magnesium ingot content >= 99.9%, Si content <= 0.03% Mg99.90 ... south of China: Changsha. We are special for exporting magnesium for 3 years.Our factory is Fugu, it is ... 100 mesh... magnesium ingot: 99.99%, 99.98%,99.95%,99.90%, weight: 100g,200g,300g,5kg,7.5kg,12kg... high purity mg ingot