Figure 4
From: Sodium nitrite as a corrosion inhibitor of copper in simulated cooling water

AFM images of (a) polished copper specimen, (b) copper specimen corroded in SCW and (c) copper specimen in SCW protected by 2000 ppm NaNO2.
From: Sodium nitrite as a corrosion inhibitor of copper in simulated cooling water
AFM images of (a) polished copper specimen, (b) copper specimen corroded in SCW and (c) copper specimen in SCW protected by 2000 ppm NaNO2.