Table 1. Chemical composition of the...

Table 1.

Chemical composition of the synthetic pore water solutions for boom clay (adapted from De Craen, 2004) and COx (Andra, 2009). Note, COx solution was used for the manufacture of the synthetic samples used in this test programme

Boom clay	g/l	COx	g/l
NaHCO₃	1.210	NaCl	1.950
Na₂SiO₃,5H₂O	0.037	NaHCO₃	0.130
CaCl₂,2H₂O	0.010	KCl	0.035
FeSO₄,7H₂O	0.002	CaSO₄,2H₂O	0.630
MgSO₄,7H₂O	0.009	MgSO₄,7H₂0	1.020
MgCl₂,6H₂O	0.019	CaCl₂,2H₂O	0.080
KCl	0.015	Na₂SO₄	0.700
NaCl	0.018	—	—
NaOH	0.027	—	—

Boom clay	g/l	COx	g/l
NaHCO₃	1.210	NaCl	1.950
Na₂SiO₃,5H₂O	0.037	NaHCO₃	0.130
CaCl₂,2H₂O	0.010	KCl	0.035
FeSO₄,7H₂O	0.002	CaSO₄,2H₂O	0.630
MgSO₄,7H₂O	0.009	MgSO₄,7H₂0	1.020
MgCl₂,6H₂O	0.019	CaCl₂,2H₂O	0.080
KCl	0.015	Na₂SO₄	0.700
NaCl	0.018	—	—
NaOH	0.027	—	—

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