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. Author manuscript; available in PMC: 2016 Dec 22.
Published in final edited form as: Langmuir. 2015 Dec 11;31(50):13561–13570. doi: 10.1021/acs.langmuir.5b03699

Table 2.

Chemical Compositions of Corrosion Products Formed on the Surface after Immersion Tests in Solutions for 7 d Detected by EDS Analysis (atom %)

solution C O Na K Mg P Cl Ca
1 (NaCl) 5.82 63.12 0.49 30.51 0.06
2 (KCl) 4.45 58.31 0.52 36.67 0.05
3 (MgCl2) 1.42 59.12 39.34 0.12
4 (CaCl2) 2.31 57.38 20.59 0 0.07 19.65
5 (Na2HPO4) 4.26 54.26 1.69 35.82 12.49
6 (K2HPO4) 2.86 42.89 9.85 30.14 17.26
7 (NaH2PO4) 1.23 62.48 1.34 22.39 12.56
8 (KH2PO4) 2.72 46.15 1.03 30.73 20.37
9 [Ca(H2PO4)2] 3.36 49.21 8.72 21.33 17.38