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Table 2 Textural and physicochemical properties of BC and modified BCs

From: Bone char modification by iron to improve its capacity for adsorbing fluoride from an aqueous solution

Adsorbent

SBET (m2 g−1)

VP1 (cm3 g−1)

DP2 (nm)

Concentration of sites (meq g−1)

Acidic

Basic

BC

75

0.23

12.3

0.25

2.11

BCM1

11

0.12

39.7

N.D. 3

2.69

BCM2

48

0.16

13.3

1.58

5.40

BCM3

23

0.10

16.6

0.37

3.75

BCM4

7

0.02

12.7

N.D.3

1.99

  1. 1 Total pore volume determined at P/P0 ≈ 0.99
  2. 2 Average pore diameter calculated by the following equation DP = 4VP/SBET
  3. 3 N.D. No Detected
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Sustainable Environment Research

ISSN: 2468-2039

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