passivate

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pas·si·vate

(pas'i-vāt),
To render less activated, so as to diminish the activation of cells or cell surfaces.
References in periodicals archive ?
Brighten, deburr, size and passivate your parts all in one operation.
Titanium Electropolishing and Color Anodizing: Deburr, passivate, and improve surface finish on your parts while providing easy identification.
The Permapass trivalent passivates Enseal combination not only provides outstanding corrosion protection but the Enseal's also give a very narrow torque tension range which facilitates fastener assembly and ensures reliability.
Cyanide copper, on the other hand, is more likely to suffer from the high alkalinity of the plating solution, and passivates based on sodium dichromate are very effective.
For some time Scholetter has been providing a unique 'full blue trivalent passivate, Slotopass ZN20, with the extraordinary ability to meet 48 hours to white rust (DIN 50021--SS).