Waste and scrap of paper and paperboard

470710 Paper or paperboard; waste and scrap, of unbleached kraft paper or paperboard or corrugated paper or paperboard 470720 Paper or paperboard; waste and scrap, paper or paperboard made mainly of bleached chemical pulp, not coloured in the mass 470730 Paper or paperboard; waste and scrap, paper or paperboard made mainly of mechanical pulp (e.g. newspapers, journals and similar printed matter) 470790 Paper or paperboard; waste and scrap, of paper or paperboard n.e.c. in heading no. 4707 and of unsorted waste and scrap