Skip to main content

Table 4 Intraparticle diffusion coefficient and diffusion coefficient (Di) for CS and TS

From: Removal of Basic Violet 14 from aqueous solution using sulphuric acid activated materials

Adsorbent

Concentration (mg/L)

Kip (mg/g min0.5)

Di (cm2/s)

CS

260

95.92

9.16 × 10−11

 

300

112.18

8.41 × 10−11

 

340

130.82

7.64 × 10−11

 

380

116.80

7.85 × 10−11

TS

260

98.53

1.18 × 10−10

 

300

100.37

1.13 × 10−10

 

340

115.12

1.11 × 10−10

 

380

109.29

1.06 × 10−10