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. 2022 Jan 21;12(5):2959–2971. doi: 10.1039/d1ra08855f

GP parameters for X80 CS corrosion in 0.5 M H2SO4 alone and with various doses of parsley oil at 298 K.

Oil. conc. (ppm) −βc (mV dec−1) β a (mV dec−1) −Ecorr, mV (SCE) I corr mA cm−2 P (PDP)%
0.00 90 77 535 0.880 —
50 119 116 590 0.245 72.16
150 134 125 600 0.178 79.77
250 144 138 605 0.126 85.68
350 152 146 609 0.082 90.68
450 162 158 610 0.038 95.68