Particle size: 10~400 mesh, Bulk density 0.35~0.45 g/cm3

Chemistry : Magnesium contains 99.5% min,

Active magnesium : 98.5% min, Zn ≤0.1%, Fe ≤0.2% , Ca ≤0.15% , Mn ≤1.0%, Cl ≤0.005% , H2O ≤0.1% . The hydrochloric acid not dissolve thing ≤ 0.2%; Miscellaneous quality in other metals ≤ 0.5%