Page 156 - New Trends in Eco efficient and Recycled Concrete

Cl 2 0.14 0.04 0.01 0.0 Cd 0.03 0.02

SO 3 2.38 1.3 0.5 0.6 0.2
Zn 2.62 2.07 1.7

P 2 O 5 1.67 13.5 12.7 15.7 14.0

Pb 0.18 0.02 0.027

K 2 O 1.70 1.2 1.8 1.6 1.3

Na 2 O 0.32 0.2 0.2 0.4 0.0 Ni 0.72 0.06 0.033

MgO 1.48 1.1 1.4 2.2 1.4 1.0 Mn 0.44

CaO 1.93 8.6 14.3 12.4 9.6 5.7 Cu 1.09 11.9 8.725

Fe 2 O 3 7.21 1.31 13.0 7.3 11.3 6.7 (g/kg) Cr 0.564 0.01 0.034

ash ash
sludge Al 2 O 3 12.8 23.1 10.9 12.4 14.1 24.0 sludge

sewage sewage As 0.023 0.084

of SiO 2 50.6 64.6 29.4 35.2 26.4 33.0 in
composition SSA-1 SSA-2 SSA-3 SSA-4 contents Ag 0.049

Chemical (2003) (2008a) (2011) (2011) (2011) (2011) ash. sludge metal Heavy (2003) (2008a) (2008b)

5.5 al. al. al. et al. et al. et al. et Sewage 5.6 al. al. al.
Table Reference et Pan et Lin Dyer Dyer Dyer Dyer SSA, Table Reference et Pan et Lin et Lin