SiO2

Al2O3

Fe2O3

CaO

MgO

Na2O

K2O

SO3

SiO2/Al2O3

LF

14.12

9.84

2.34

26.5

1.76

0.42

0

3.9

1.43

41.93

pH

CEC (mg/g)

CEC (meq/100g)

TSS (m2/g)

8.5

75.61

23.66

122.53

LF: Loss of Fire CEC: Cation Exchange Capacity TSS: Total Specific Surface
Table 1: Chemical composition and main properties of the incinerated paper sludge