The specs for mg metal ingot shows as below: Size: 7.5kg+/- 0.5kg/Ingot Mg : 99.9% Min Si : 0.02% Max Al : 0.02% Max Mn : 0.03% Max Fe : 0.04% Max Cl : 0.005% Max Others each 0.01% Max. about 1mt in a magnesium pallet, covered with plastic bag, bundle with steel tape.