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. 2018 Sep 14;18(9):3101. doi: 10.3390/s18093101

Figure 6.

Figure 6

Comparison of measured pH as a function of exposure time in the carbonation chamber at 4 and 6 mm cover depth for chloride-free samples (curing time: 1 week) [34] and at 5 mm cover depth for the samples with admixed chlorides used in this study (curing time: 3 days).