ALUMINA as AL2O3 - IS:1493:2001- 2.21%(By ICP-OES) ARSENIC as As - IS:1493:2001 - 0.01%(By ICP-OES) CALCIUM as CaO - IS:1493:2001 - 2.93%(By ICP-OES) CHLORIDES as Cl - IS:253:1996 - 0.1% COPPER as Cu - IS:1493:2001 - 0.56%(By AAS) IRON as Fe - IS:1493:2001 - 43.30% IRON as Fe2O3 - IS:1493:2001 - 61.91% MAGNESIUM as MgC - IS:1493:2001 - 0.84%(By ICP-OES) SILICA as SiO2 - IS:1493:2001 - 28.60% ZINC as Zn - IS:1493:2001 - 1.72%(By AAS)