International Journal of Chemical Engineering

Research Article

Phosphorus Removal from Wastewater Using Oven-Dried Alum Sludge

Table 2

Physical properties of oven dried alum sludge.
Item nameOven dried alum sludge
Bulk density (kg/m3)786.7
Particle porosity0.7
Bed porosity0.65
BET surface area (m2/g)191