Explanatory notes
… which are in the crude state or which have been washed (even with chemical substances eliminating the impurities … the structure of the product), crushed, ground, powdered, levigated, sifted, screened, concentrated by flotation, … colours containing 70 % or more by weight of combined iron evaluated as Fe 2 O 3 (heading 28.21 ); (c) …Legal note
… which are in the crude state or which have been washed (even with chemical substances eliminating the impurities … the structure of the product), crushed, ground, powdered, levigated, sifted, screened, concentrated by flotation, … colours containing 70 % or more by weight of combined iron evaluated as Fe 2 O 3 (heading 28.21 ); (c) …