Explanatory notes
… or chemical fertilisers, potassic. 3104.20 - Potassium chloride 3104.30 - Potassium sulphate 3104.90 - Other This … or other of the descriptions given below : (1) Potassium chloride, whether or not pure, but not including cultured … each, of heading 38.24 , nor optical elements of potassium chloride ( heading 90.01 ). (2) Potassium sulphate, whether …