Table 3 Percentages of mass losses in relation to the temperature ranges of interest, calculated using the results obtained by TG-DTA

From: The materials of historical monuments: characterisation of the mortars of the Roman aqueduct of Zaghouan-Carthage

Samples

Mass loss according to temperature (%)

Total mass loss (%)

CO2/H2O

<120 °C

120–200 °C

200–600 °C

>600 °C

AC_AG5

1.87

1.67

5.54

17.20

26.28

3.11

AC_AG10

1.82

1.64

3.67

14.45

21.58

3.94

AC_TB25

0.85

0.39

1.51

37.13

39.88

24.63

AC_TB8

0.69

0.77

2.47

17.83

21.76

7.21

AC_HAF26B

2.18

2.18

4.11

19.79

28.26

4.81

AC_HAF7

2.37

1.87

7.30

21.13

32.67

2.90

AC_CR28I

3.43

2.61

6.70

16.23

28.97

2.42

AC_CR20

2.32

2.65

5.12

11.67

21.77

2.28

AC_CR13

2.05

1.68

6.05

19.65

29.43

3.25

AC_BR3

1.32

1.17

3.50

23.12

29.11

6.60

AC_ARR6

0.94

0.62

2.60

28.89

33.05

11.11

AC_ARR1

0.75

0.48

1.96

25.75

28.94

13.11

  1. The ratio CO2/H2O was calculated to determine the hydraulicity index of the analysed samples.
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