... granular. 2, have many grade of PVA, PVA1799, PVA2499, PVA1788, PVA2488, PVA0588 et pva powder 1, pva with powder,flake, granular. 2, ... have many grade of PVA, PVA1799, PVA2499, PVA1788, PVA2488 ... packing material of food, building paint, emulsifying agent etc.pva powder 1, pva with powder,flake, granular. 2, have many grade ...