Extraction of Phosphate from Polluted Waters Using Calcium Alginate Beads Doped with Active Carbon Derived from A. aspera Plant as Adsorbent

Table 5

Comparative study of phosphate uptake capacity of CABAA with the previous works available in the literature.

Adsorbent	Phosphate uptake capacity (mg/g)	Reference
Alginate-calcium carbonate composite beads	0.72 mg/g	Zahid et al. [33]
LDH-alginate beads	1.558 mg/g	Han et al. [34]
Ashes of leaves of Annona squamosa	30 mg/g	Divya et al. [18]
Metal-loaded orange waste	13.94 mg/g	Biswas et al. [26]
Acid-thermal treated red mud	0.58 mg/g	Huang et al. [23]
CABAA	133.3 mg/g of active carbon in CABAA	In the present work