Objectives of research: Research on ammonia removal in groundwater in Hanoi with the concentration of less than 25mg/L (20mgN/L) by simultaneous Nitrification and Denitrification process in the equipment using MBBR with porous carriers (DHY) of a high surface area of about 6,000-8,000 m2 /m3 , high porosity and light weight, easily moving in water without addition of substrates. | Summary of thesis in environmental engineering: Research and application of ammonia removal in groundwater on the treatment system using moving bed biofilm carrier
