2621 Slag and ash, incl. seaweed ash `kelp`, ash and residues from the incineration of municipal waste (excl. slag, incl. granulated, from the manufacture of iron or steel and ashes and residues containing arsenic, metals or metal compounds)

2621 (01/2002-..) Slag and ash, incl. seaweed ash `kelp`, ash and residues from the incineration of municipal waste (excl. slag, incl. granulated, from the manufacture of iron or steel and ashes and residues containing arsenic, metals or metal compounds) 26210000 (01/1988-12/2001) Slag and ash, incl. seaweed ash `kelp` (excl. slag, incl. granulated, from the manufacture of iron or steel and ashes and residues containing metals or metal compounds) 26211000 (01/2002-..) Ash and residues from the incineration of municipal waste 26219000 (01/2002-..) Slag and ash, incl. seaweed ash `kelp` (excl. slag, incl. granulated, from the manufacture of iron or steel, ashes and residues containing arsenic, metals or metal compounds and those from the incineration of municipal waste)