Computational and Experimental Evaluation of Inhibition Potential of a New Ecologically Friendly Inhibitor Leaves of Date Palm (Phoenix dactylifera L.) for Aluminium Corrosion in an Acidic Media

Table 2

Effect of inhibitor concentration and temperature on the corrosion behavior of aluminium in hydrochloric acid in the absence and presence of PDL extract as a corrosion inhibitor.

EXP	Concentration of inhibitor/(mL/L)	Temperature/C°	/mpy	(surface coverage)	% IE
1	0	20	1.861	0	0
2		30	5.168	0	0
3		40	17.365	0	0
4		50	24.994	0	0
5	2	20	1.447	0.222	22.222
6		30	3.928	0.240	24.000
7		40	11.370	0.345	34.524
8		50	13.189	0.472	47.229
9	4	20	1.034	0.444	44.444
10		30	2.274	0.560	56.000
11		40	4.341	0.750	75.000
12		50	6.022	0.759	75.906
13	6	20	0.620	0.666	66.667
14		30	1.447	0.720	72.000
15		40	3.308	0.809	80.952
16		50	4.465	0.821	82.134
17	8	20	0.207	0.889	88.889
18		30	0.558	0.892	89.200
19		40	1.240	0.929	92.857
20		50	1.474	0.941	94.103
21	10	20	0.145	0.922	92.222
22		30	0.310	0.940	94.000
23		40	0.827	0.952	95.238
24		50	0.724	0.971	97.105