This product has excellent corrosion resistance and can withstand salt spray tests for more than 240 hours without white rust. It also has strong high-temperature resistance and can maintain its original color even at higher baking temperatures. The resulting passivation film does not contain hexavalent chromium and is compliant with the ROHS directive. The passivation film is bright and uniform, does not turn yellow, and can be used with a sealer to extend the salt spray time to more than 1000 hours.