... %, 99.98%, 99.99%, etc. 4) Unit Weight: 7.5KG +/-0.5Kg * commodity: Magnesium Ingot Mg content:99. ... %,99.99% ingot weight:100g,200g,300g,1kg,7kg,7.5kg,8kg,etc.Standard Chmical compositions Mg ≥ lmpurities ≤ ... Fe Si Ni Cu Al Mn Cl Ti Pb ZnOthersMg999899.980.0020.0030. ... 0020.020.050.050.005 0.05Unit weight: 7.5 + 0.5 kgs per ingot.please feel free to contact ...