... finishing production process. Appearance of black, granular, with well-developed voids, adsorption, good performance, high strength, easy ... iron and steel, petroleum, chemical, electric power, drinking water, purified water, liquor, beverage, industrial wastewater purification, decolorization, dechlorination, ... off chlorine valuesMax 5cmAsh max 8—12% Water concentMax 3%Specific heat capacity-1.00J/g ...