... in liquid phase and gas phase adsorption, mainly applied for chemical industry, dyeing industry, pharmacy, food industry, environmental ... , such as gasoliine refining, lubricating oil, mineral wax, ammonia for refrigeration, arene inorganic chemical industry as phosphoric acid, ... .Forexternal standard,refer to ASTM standard for activated carbon & AWWA standard for activated carbon.Packing: 20KG or 25KG ...