Hex Chrome Destruct System Destruction of Hexavalent Chromium Reduce Hex Chrome to Tri Chrome Adjust pH to 3, monitor for 5 minutes. Add Sodium Meta-Bisulphate to generate 270 ORP, monitor for 5 minutes. Performed in additional vessel to reduce time for treatment
Cyanide Destruct System Destruction of Cyanide Reduce Cyanide to Cyanate, then to carbon dioxide and nitrogen Adjust pH to 10, add sodium hypochlorite. 30 minutes Reduce pH to 8.5, 10 minutes Color change from green to blue Performed in additional vessel to reduce time for treatment.