6 CORROSION INHIBITORS, BOILER COMPOUNDS, ANTI-SCALING AGENTS, CHELATING AGENTS, ANTI-FOAM AGENTS, ANTI-FOULING AGENTS, COMBUSTION CATALYSTS, PRECIPITATING AGENTS, PH CONTROL AGENTS, NEUTRALIZING AMINES, FILMING AMINES, COAGULANT AIDS, INDUSTRIAL BIOCIDES, RETENTION AIDS AND DISPERSANTS