Table 2: Experimental design for sulfate-induced corrosion.

pH  mol/L  mol/L

pH 12.6 ± 0.300.20.1*0.050.025
0.020.20.1*0.040.020.01
0.0530.2650.1060.0530.0270.013
0.20.40.20.1*0.050.025

pH 10.3 ± 0.300.20.1*0.050.025
0.020.20.1*0.040.020.01
0.0530.2650.1060.0530.0270.013
0.20.40.20.1*0.050.025

Distilled water00.20.1*0.050.025
0.020.20.1*0.040.020.01
0.0530.2650.1060.0530.0270.013
0.20.40.20.1*0.050.025

Mole ratio of / 0.10.20.51248