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Table 1 Adsorption capacities (AC) and other parameters for the removal of fluoride by Alumina and aluminium

From: A critical study on efficiency of different materials for fluoride removal from aqueous media

Adsorbent

AC (mg/g)

CR (mg/L)

pH

Ref.

Acidic alumina

8.4

5-15

3.6-11.6

[23]

Activated alumina (α- Al2O3)

88

15-100

5-6

[26]

Activated alumina (Grade OA-25)

2

2.5-14

7

[27]

Metallurgical grade alumina

13

-

5-6

[28]

Al(OH)3 (Al2O3.xH2O) (THA and UHA)

24 and 7

5-30

7 ± 0.3

[30]