Section 05 MINERAL PRODUCTS 26 ORES, SLAG AND ASH 26 20 SLAG, ASH AND RESIDUES (OTHER THAN FROM THE MANUFACTURE OF IRON OR STEEL) 26 20 19 OTHER SLAG OF ASH & RESIDUES CONT. ARSENIC, METALS OR THEIR COMPOUNDS Commodity Code Description 26 20 19 00 OTHER SLAG OF ASH & RESIDUES CONT. ARSENIC, METALS OR THEIR COMPOUNDS