... .ISO9001:2000 3.Reputation and Quality first 4.Mg content: 99.95%, 99.98%, 99.99% Typical Specification:Magnesium ingot content >= 99.9%, Si content <= 0 ... mesh, 80 mesh, 100 mesh... magnesium ingot: 99.99%, 99.98%,99.95%,99.90%, weight: 100g,200g,300g,5kg,7.5kg,12kg... high quality MAGNESIUM INGOTS