... Food grade(GB 1890-2005)Packinng and storage:In 25kg,50kg,1000kg net bag,store at a cool ... .05 0.2Polymerization 9-21 9-21usage:used in industies of oil fields,paper production,textile,dying, ... softener,flotation selecting agent,disperser and high temperature adhesive;in food industry is used as an sddictive,nourishing ... improver,PH regulator,metal ions chelating agent,adhesive and leavening agent etc