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. 2021 Mar 1;2021:6653593. doi: 10.1155/2021/6653593

Figure 6.

Figure 6

FT-IR spectrum (a) and change of the main absorption peak wavenumber (b) of CaOx crystals generated by regulation in the presence of PCP-Cs with different -COOH contents. c(CaOx) = 0.6 mmol/L.