Table 5 Comparison of heavy metal adsorption in wastewater by agricultural waste.

From: Heavy metal removal by hydrogel synthesized from rice bran/acrylic acid/sodium alginate

Adsorbent

Pollutants

Adsorption Capacity (mg/g)

References

Kaolinite

Cu(II)

4.42

44

Watermelon shell

Cu(II)

111.10

45

Bamboo

Shoot Shell

Re (VII)

24.5

42

Sawdust Carbon

Cd(II)

63.3

46

Rice bran

Cu(II)

Ni(II)

26.5

41.18

This is work

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