Explanatory notes
… crystals (other than optical elements) weighing not less than 2.5 g each, of heading 38.24; optical elements of … fertilisers and containing, as an essential constituent, at least one of the fertilising elements nitrogen, phosphorus … such as : (a) Lime ( heading 25.22 ). (b) Marl and leaf mould (whether or not naturally containing small …Legal note
… Cultured potassium chloride crystals (other than optical elements) weighing not less than 2.5 g each, of heading 38.24; optical elements of … fertilisers and containing, as an essential constituent, at least one of the fertilising elements nitrogen, phosphorus …