... room (1) Bookcase carcase materials: particle board, MDF etc (2) The thickness of the carcase board: 15mm, 16mm, 18mm or customized (3 ... ) Formaldehyde content of the board, standard: E1, E2 etc ... mail or call us.We are a professional manufacturer of mdf board,melamine board,kitchen cabinet,wardrobe,shoe cabinet and so on. ...