Table 7 XRF results for the (650−90) specimen.

From: Investigation of the optimum calcination temperature for water treatment plant sludge to develop a sustainable alkali activated concrete

Components

SiO2

Al2O3

Fe2O3

CaO

MgO

Na2O

K2O

SO3

TiO2

P2O5

MnO

LOI

Mass %

59.20

18.00

8.68

5.72

1.67

0.56

1.08

0.77

1.47

0.54

0.36

1.53

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