Removal of Lead from Water Using Calcium Alginate Beads Doped with Hydrazine Sulphate-Activated Red Mud as Adsorbent

Table 1

Chemical properties of red mud.

Parameter	Result (%)
Alumina as Al2O3	15.47
Iron as Fe2O3	58.78
Silica as SiO2	6.58
Titanium as TiO2	4.39
Soda as Na2O	3.63
Calcium as CaO	1.49
Phosphorus as P2O5	0.159
Vanadium as V2O5	0.110
Loss of ignition (105–1000°C)	7.22