8109 Zirconium and articles thereof, n.e.s., zirconium waste and scrap (excl. ash and residues containing zirconium)

8109 (01/1988-..) Zirconium and articles thereof, n.e.s., zirconium waste and scrap (excl. ash and residues containing zirconium) 81091010 (01/1988-12/2001) Unwrought zirconium, zirconium powders 81091090 (01/1988-12/2001) Zirconium waste and scrap (excl. ash and residues containing zirconium) 81092000 (01/2002-12/2021) Unwrought zirconium, zirconium powders 81092100 (01/2022-..) Unwrought zirconium and zirconium powders, containing < 1 part hafnium to 500 parts zirconium by weight 81092900 (01/2022-..) Unwrought zirconium and zirconium powders, containing => 1 part hafnium to 500 parts zirconium by weight 81093000 (01/2002-12/2021) Zirconium waste and scrap (excl. ash and residues containing zirconium) 81093100 (01/2022-..) Zirconium waste and scrap, containing < 1 part hafnium to 500 parts zirconium by weight (excl. ash and residues containing zirconium) 81093900 (01/2022-..) Zirconium waste and scrap, containing => 1 part hafnium to 500 parts zirconium by weight (excl. ash and residues containing zirconium) 81099000 (01/1988-12/2021) Articles of zirconium, n.e.s. 81099100 (01/2022-..) Articles of zirconium, containing < 1 part hafnium to 500 parts zirconium by weight, n.e.s. 81099900 (01/2022-..) Articles of zirconium, containing => 1 part hafnium to 500 parts zirconium by weight, n.e.s.