Section 10 Pulp of wood or of other fibrous cellulosic material; waste and scrap of paper or paperboard; paper and paperboard and articles thereof 48 Paper or paperboard; articles of paper pulp, of paper or paperboard 48 04 Uncoated kraft paper and paperboard, in rolls or sheets (excl. 48.02+03) 48 04 51 Unbleached kraft paper..., weighing >=225g/m2 Commodity Code Description 48 04 51 00 Unbleached kraft paper..., weighing >=225g/m2 48 04 51 10 Electrical grade insulating kraft paper 48 04 51 20 Pressboard weighing 600 g/m2 or more 48 04 51 30 Of a wet strength of 40 g to 60 g, of a kind used in the manufacture of plywood adhes 48 04 51 90 Other