High quality activated carbon: This product is made of high density shell as raw material , through the physical method and refined , is mainly used in the petroleumchemical industry decolorization and purification , can remove harmful substances in the oil , can also be filled with various gas mask filter equipment , in the synthesis of industry can be used as catalyst or carrier . Application: activated carbon for water treatment is usually used together with organophosp-horic acid,polycarboxylic acid and salt to built all organic alkaline water treatment agent. activated carbon for water treatment can be used in many different circulating cool water system. The dosage of 1-20mg/L is recommended. As corrosion inhibitor, the dosage of 20-60mg/L is preferred.