Specification: Mn 99.7% min, C 0.04% max, S 0.05% max, P 0.005% max, Fe+Si+ Se 0.205% max. Grain size: 40 mesh to 325 mesh; +40 mesh: 1% max; -325 mesh: 15% max Packing: 1MT big bags or in 500Kg steel drums, each two drums on pallets