26161000

 Silver ores and concentrates

26169000

 Other

2617

Other ores and concentrates.

26171000

 Antimony ores and concentrates

26179000

 Other

26180000

Granulated slag (slag sand) from the manufacture of iron or steel.

26190000

Slag, dross (other than granulated slag), scalings and other waste from the manufacture of iron or steel.

2620

Slag, ash and residues (other than from the manufacture of iron or steel), containing metals, arsenic or their compounds.

26201100

Containing mainly zinc: Hard zinc spelter

26201900

 Other

26202100

Containing mainly lead: Leaded gasoline sludges and leaded anti-knock compound sludges

26202900

Containing mainly lead: Other