Corrosion Inhibition of the Galvanic Couple Copper-Carbon Steel in Reverse Osmosis Water

Table 2

Current potential data as a function of Na₂MoO₄ : NaNO₂ concentration in a 1.5 : 1 ratio.

Concentration (ppm)	Current (μA/cm^2)	𝐸 (mV)
Blank	9.85	−534
50 : 33 Na2MoO4^−2 : NO2^−	5.67	−233
100 : 66 Na2MoO4^−2 : NO2^−	2.85	−180
150 : 100 Na2MoO4^−2 : NO2^−	2.86	−181
200 : 100 Na2MoO4^−2 : NO2^−	2.68	−177
250 : 166 Na2MoO4^−2 : NO2^−	0.6	−154
300 : 200 Na2MoO4^−2 : NO2^−	3.04	−185