Table 1 Relative intensities (%) of the characteristic peaks existed in the four rice straw adsorbents.

From: Characterization and Interpretation of Cd (II) Adsorption by Different Modified Rice Straws under Contrasting Conditions

Treatments

Ms

Positions (cm−1)

3423

2924

2852

 

1630

 

1074

  

Relative intensities (%)

61.93

2.78

0.49

 

9.31

 

25.49

  

Sa

Positions (cm−1)

3438

2920

2858

 

1630

1419

1066

793

463

Relative intensities (%)

18.73

0.38

0.09

 

2.90

5.43

58.30

1.74

12.43

Sp

Positions (cm−1)

3404

2922

2852

1734

1647

1373

1036

 

461

Relative intensities (%)

50.15

2.14

0.10

0.10

5.23

3.42

38.66

 

0.20

Sb

Positions (cm−1)

3454

2924

2854

 

1616

1398

1088

798

467

Relative intensities (%)

22.83

0.35

0.15

 

3.99

1.43

58.40

3.17

9.67

  1. Sp, rice straw powder; Sa, rice straw ash; Sb, rice straw biochar; Ms, modified rice straw.
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