Research Article
Phosphorus Removal from Wastewater Using Oven-Dried Alum Sludge
Table 2
Physical properties of oven dried alum sludge.
| Item name | Oven dried alum sludge |
| Bulk density (kg/m3) | 786.7 | Particle porosity | 0.7 | Bed porosity | 0.65 | BET surface area (m2/g) | 191 |
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