... certificates:CE CARB IS9001 ISO14001.2, Face and back : birch , okoume , bintangor , meranti , keruing , pine , poplar other red and ... white hardwood vwneers 3, Core: poplar,combi hardwood brich okoume etc4, Glue: E0,E1,E25, Spec: 1250x2500mm , 1220x2440mm ... easy work; 4.Tight construction and high strength; 5.No ratten or decay; 6.Low formaldehyde emission... High quality furniture birch plywood