Monitoring the Interaction of Two Heterocyclic Compounds on Carbon Steel by Electrochemical Polarization, Noise, and Quantum Chemical Studies

Table 1

Gravimetric corrosion inhibition efficiencies () of P2APH and RP2APH on CS in 1 M HCl for 24 h at .

(mM)	P2APH	RP2APH
0.2	92.14	91.64
0.4	92.98	91.91
0.6	94.42	92.57
0.8	94.82	93.80
1.0	95.50	95.40