Fig. 9: In-situ FTIR spectra and degradation rate of C-S-H under chloride attack.

a The effect of hydrochloric acid with pH 6 on Si-O, b rate of degradation of Q2 polymerization of C-S-H.

a The effect of hydrochloric acid with pH 6 on Si-O, b rate of degradation of Q2 polymerization of C-S-H.