Section 05 Mineral products 26 Ores, slag and ash 26 20 Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. 26 20 60 Containg arsenic, mercury, thallium or their mixtures, of kind used for the..., Commodity Code Description 26 20 60 00 Containg arsenic, mercury, thallium or their mixtures, of kind used for the...,